@article{adn_binrel, author = {Andr{\'e}ka, H. and D{\"u}ntsch, I. and N{\'e}meti, I.}, title = {{B}inary relations and permutation groups}, journal = {Math. Logic Quarterly}, year = {1995}, volume = {41}, pages = {197-216}, issn = {0942-5616}, note = {MR1330855}, doi = {10.1002/malq.19950410207}, http = {relperm.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/relperm.pdf} }

@article{adn_express, author = {Andr{\'e}ka, H. and D{\"u}ntsch, I. and N{\'e}meti, I.}, title = {{E}xpressibility of properties of relations}, journal = {Journal of Symbolic Logic}, year = {1995}, volume = {60}, number = {3}, pages = {970-991}, issn = {0022-4812}, note = {MR1349005}, http = {express.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/express.pdf} }

@article{adn92, author = {Andr{\'e}ka, H. and D{\"u}ntsch, I. and N{\'e}meti, I.}, title = {{A} non permutational integral relation algebra}, journal = {Michigan Math. J.}, year = {1992}, volume = {39}, pages = {371-384}, issn = {0026-2285}, note = {MR1182493} }

@incollection{bd_space, author = {Bennett, B. and D{\"u}ntsch, I.}, title = {{A}lgebras, axioms, and topology}, booktitle = {{H}andbook of {S}patial {L}ogics}, publisher = {Kluwer}, year = {2007}, editor = {Marco Aiello and Johan van Benthem and Ian Pratt-Hartmann}, pages = {99-159}, address = {Dordrecht}, note = {MR2393887}, url = {http://www.cosc.brocku.ca/~duentsch/archive/bd_aat.pdf} }

@inproceedings{bdg_iris, author = {Browne, C. and D{\"u}ntsch, I. and Gediga, G.}, title = {{IRIS} revisited: {A} comparison of discriminant and enhanced rough set data analysis}, booktitle = {{R}ough sets in knowledge discovery, {V}ol. 2}, year = {1998}, editor = {Lech Polkowski and Andrzej Skowron}, pages = {345-368}, publisher = {Physica-Verlag}, http = {iris.html}, isbn = {3 7908 1120 3}, url = {http://www.cosc.brocku.ca/~duentsch/archive/iris.pdf} }

@inproceedings{DBLP:conf/grc/YinDG09, author = {Yin, X. and D{\"u}ntsch, I. and Gediga, G.}, title = {{C}hoosing the root node of a quadtree}, booktitle = {2009 {IEEE} {I}nternational {C}onference on {G}ranular {C}omputing ({G}r{C} 2009)}, year = {2009}, editor = {Lin, T.Y.}, pages = {721-726} }

@article{dg_algdep, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{A}lgebraic {A}spects of {A}ttribute {D}ependencies in {I}nformation {S}ystems}, journal = {Fundamenta Informaticae}, year = {1997}, volume = {29}, pages = {119-133}, note = {MR1475089}, http = {algdep.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/algdep.pdf} }

@incollection{dg_approx, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{A}pproximation operators in qualitative data analysis}, booktitle = {{T}heory and {A}pplication of {R}elational {S}tructures as {K}nowledge {I}nstruments}, publisher = {Springer-Verlag}, year = {2003}, editor = {Harri de Swart and Ewa Or{\l}owska and Gunther Schmidt and Marc Roubens}, volume = {2929}, series = {Lecture Notes in Computer Science}, pages = {214-230}, address = {Heidelberg} }

@article{dg_bininf, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{S}imple {D}ata {F}iltering in {R}ough {S}et {S}ystems}, journal = {International Journal of Approximate Reasoning}, year = {1998}, volume = {18}, number = {1-2}, pages = {93-106}, note = {MR1657478}, http = {bininf.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/rgfilt.pdf} }

@incollection{dg_cluster, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {Rough set clustering}, booktitle = {Handbook of Cluster Analysis}, publisher = {Chapman \& Hall}, year = {2016}, editor = {Henning, C. M. and Meila, M. and Murtagh, F. and Rocci, R.}, volume = {8}, series = {Handbooks of Modern Statistical Methods}, chapter = {5}, owner = {ivo}, timestamp = {2015.01.27}, url = {https://www.cosc.brocku.ca/files/downloads/research/tr15-02.pdf} }

@article{dg_entail, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{O}n query procedures to build knowledge structures}, journal = {Journal of Mathematical Psychology}, year = {1996}, volume = {40}, number = {2}, pages = {160-168}, issn = {0022-2496}, note = {MR1398596}, http = {entail.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/entail.pdf} }

@inproceedings{dg_grob, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{G}robian}, booktitle = {{R}ough sets in knowledge discovery, {V}ol. 2}, year = {1998}, editor = {Lech Polkowski and Andrzej Skowron}, pages = {555-557}, publisher = {Physica-Verlag} }

@inproceedings{dg_grobian, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{T}he {R}ough {S}et {E}ngine {G}{\sc robian}}, booktitle = {{P}roc. 15th {IMACS} {W}orld {C}ongress, {B}erlin}, year = {1997}, editor = {Achim Sydow}, volume = {4}, pages = {613-618}, address = {Berlin}, publisher = {Wissenschaft und Technik Verlag}, http = {grobian.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/grobian.pdf} }

@incollection{dg_kscall, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{K}nowledge structures and their applications in {CALL} systems}, booktitle = {{L}anguage teaching and language technology}, publisher = {Swets \ {\&} Zeitlinger}, year = {1998}, editor = {S. Jager and J. Nerbonne and A. van Essen}, pages = {177-186}, http = {kscall.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/kscall.pdf} }

@article{dg_ksencon, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{A} note on the correspondences among entail relations, rough set dependencies, and logical consequence}, journal = {Journal of Mathematical Psychology}, year = {2001}, volume = {45}, pages = {393-401}, note = {MR1836895}, http = {ksencon.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/ksencon.pdf} }

@inproceedings{dg_lambda, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {Weighted $\lambda$ precision models in rough set data analysis}, booktitle = {Proceedings of the Federated Conference on Computer Science and Information Systems, Wroc{\l}aw, Poland}, year = {2012}, pages = {309-316}, publisher = {IEEE}, owner = {ivo}, timestamp = {2012.09.10} }

@incollection{dg_logtech, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{L}ogical and algebraic techniques for rough set data analysis}, booktitle = {{R}ough set methods and applications: {N}ew developments in knowledge discovery in information systems}, publisher = {Physica Verlag}, year = {2000}, editor = {Lech Polkowski and Shusaku Tsumoto and Tsau Young Lin}, pages = {521-544}, address = {Heidelberg}, isbn = {3-7908-1328-1}, note = {MR1858667} }

@incollection{dg_logtools, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{L}ogical tools for rule based data analysis}, booktitle = {{W}orkshop on {S}ynthesis of {I}ntelligent {A}gent {S}ystems from {E}xperimental {D}ata, {ECAI}'98}, publisher = {IOS Press}, year = {1998}, editor = {Jan Komorowski and Ivo D{\"u}ntsch and Andrzej Skowron} }

@inproceedings{dg_noninv, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{N}on-invasive data analysis}, booktitle = {{P}roc. 8$^{\rm th}$ {I}reland {C}onference on {A}rtificial {I}ntelligence, {D}erry, (1997)}, year = {1997}, pages = {24-31} }

@book{dg_noninv2, title = {{R}ough set data analysis: {A} road to non-invasive knowledge discovery}, publisher = {Methodos Publishers (UK)}, year = {2000}, author = {D{\"u}ntsch, I. and Gediga, G.}, address = {Bangor}, url = {http://www.cosc.brocku.ca/~duentsch/archive/nida.pdf} }

@inproceedings{dg_nre, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{F}eature selection and data prediction by rough entropy}, booktitle = {6th {E}uropean {C}ongress on {I}ntelligent {T}echniques and {S}oft {C}omputing {EUFIT}'98}, year = {1998}, editor = {Hans-J{\"u}rgen Zimmermann}, pages = {81-85}, address = {Aachen, Germany} }

@inproceedings{dg_ops, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{M}odal-style {O}perators in {Q}ualitative {D}ata {A}nalysis}, booktitle = {{P}roceedings of the 2002 {IEEE} {I}nternational {C}onference on {D}ata {M}ining ({ICDM}'02)}, year = {2002}, pages = {155-162}, http = {http://www.cosc.brocku.ca/Department/Research/ABS/abs0215.html}, url = {http://www.cosc.brocku.ca/Department/Research/TR/cs0215.pdf} }

@inproceedings{dg_ordg, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{R}elation restricted prediction analysis}, booktitle = {{P}roc. 15th {IMACS} {W}orld {C}ongress, {B}erlin}, year = {1997}, editor = {Achim Sydow}, volume = {4}, pages = {619-624}, address = {Berlin}, publisher = {Wissenschaft und Technik Verlag}, http = {ordgabs.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/ordgabs.pdf} }

@article{dg_pre, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{PRE} and variable precision models in rough set data analysis}, journal = {Transactions in Rough Sets}, year = {2015}, pages = {17-37}, note = {MR3618228}, owner = {Ivo}, timestamp = {2014.10.29}, url = {http://www.cosc.brocku.ca/files/downloads/research/cs1306.pdf} }

@inproceedings{dg_probgran, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{P}robabilistic granule analysis}, booktitle = {{P}roceedings of the {S}ixth {I}nternational {C}onference on {R}ough {S}ets and {C}urrent {T}rends in {C}omputing ({RSCTC} 2008)}, year = {2008}, editor = {Chien-Chung Chan and Jerzy W. Grzymala-Busse and Wojciech P. Ziarko}, volume = {5306}, series = {Lecture Notes in Computer Science}, pages = {223-231}, publisher = {Springer Verlag}, owner = {ivo}, timestamp = {2008.07.04} }

@inproceedings{dg_random, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{A} {F}ast {R}andomisation {T}est for {R}ule {S}ignificance}, booktitle = {{R}ough {S}ets and {C}urrent {T}rends in {C}omputing, 7th {I}nternational {C}onference, {RSCTC} 2010}, year = {2010}, editor = {Marcin Szczuka and Marzena Kryszkiewicz and Sheela Ramanna and Richard Jensen and Qinghua Hu}, volume = {6086}, series = {Lecture Notes in Computer Science}, pages = {386-391}, publisher = {Springer Verlag}, owner = {Ivo}, timestamp = {2010.09.16} }

@article{dg_rmml, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{U}ncertainty measures of rough set prediction}, journal = {Artificial Intelligence}, year = {1998}, volume = {106}, pages = {77-107}, issn = {0004-3702}, note = {MR1670304}, http = {rmml.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/rmml.pdf} }

@article{dg_rougheva, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{S}tatistical {E}valuation of {R}ough {S}et {D}ependency {A}nalysis}, journal = {International Journal of Human-Computer Studies}, year = {1997}, volume = {46}, pages = {589-604}, http = {rougheva.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/rgeval.pdf} }

@article{dg_roughian, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{Roughian} - {R}ough {I}nformation {A}nalysis}, journal = {International Journal of Intelligent Systems}, year = {2001}, volume = {46}, pages = {121-147}, http = {roughian.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/roughian.pdf} }

@inproceedings{dg_roughianea, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{\sc {R}oughian} - {R}ough {I}nformation {A}nalysis ({E}xtended abstract)}, booktitle = {{P}roc. 15th {IMACS} {W}orld {C}ongress}, year = {1997}, editor = {Achim Sydow}, volume = {4}, pages = {631-636}, address = {Berlin}, publisher = {Wissenschaft und Technik Verlag} }

@incollection{dg_rsda, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{R}ough set data analysis}, booktitle = {{E}ncyclopedia of {C}omputer {S}cience and {T}echnology}, publisher = {Marcel Dekker}, year = {2000}, volume = {43}, pages = {281-301}, http = {rsda.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/rsda.pdf} }

@article{dg_rseval, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{R}ough set dependency analysis in evaluation studies: {A}n application in the study of repeated heart attacks}, journal = {Informatics {R}esearch {R}eports}, year = {1995}, volume = {10}, pages = {25-30}, address = {University of Ulster}, http = {rseval.html}, institution = {Faculty of Informatics}, url = {http://www.cosc.brocku.ca/~duentsch/archive/rseval.pdf} }

@book{dg_sets, title = {{S}ets, relations, functions}, publisher = {Methodos Publishers (UK)}, year = {2000}, author = {D{\"u}ntsch, I. and Gediga, G.}, address = {Bangor}, http = {http://ggediga.de/Methodos/books/primer1.htm}, url = {http://www.cosc.brocku.ca/~duentsch/archive/methprimer1.pdf} }

@inproceedings{dg_simpcont, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {Simplifying contextual structures}, booktitle = {Proceedings of the 6th International Conference on Pattern Recognition and Machine Intelligence}, year = {2015}, volume = {9124}, series = {Lecture Notes in Computer Science}, pages = {23-32}, address = {Heidelberg}, publisher = {Springer Verlag}, owner = {Ivo}, timestamp = {2015.05.14}, url = {https://www.cosc.brocku.ca/files/downloads/research/tr15-01.pdf} }

@article{dg_skills, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {{S}kills and knowledge structures}, journal = {British Journal of Mathematical and Statistical Psychology}, year = {1995}, volume = {48}, pages = {9-27}, issn = {0007-1102}, address = {London}, http = {skills.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/skills.pdf} }

@incollection{dg_things, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {On the gradual evolvement of things}, booktitle = {Rough Sets and Intelligent Systems. Professor Zdzis{\l}aw Pawlak in Memoriam}, publisher = {Springer Verlag}, year = {2012}, editor = {A. Skowron and Z. Suraj}, volume = {1}, chapter = {8}, pages = {247-257}, address = {Heidelberg}, owner = {ivo}, timestamp = {2012.05.08} }

@inproceedings{dgl09, author = {D{\"u}ntsch, I. and Gediga, G. and Lenarcic, A.}, title = {{A}ffordance relations}, booktitle = {{P}roceedings of the {T}welfth {I}nternational {C}onference on {R}ough {S}ets, {F}uzzy {S}ets, {D}ata {M}ining \& {G}ranular {C}omputing}, year = {2009}, editor = {Hiroshi Sakai and Mihir K. Chakraborty and Aboul Ella Hassanien and Dominik Slezak and William Zhu}, volume = {5908}, series = {Lecture Notes in Computer Science}, pages = {1-11}, publisher = {Springer Verlag}, owner = {Ivo}, timestamp = {2009.10.01} }

@inproceedings{dgn_ipmu, author = {D{\"u}ntsch, I. and Gediga, G. and Nguyen, S.}, title = {{R}ough sets in the {KDD} process}, booktitle = {{P}roc. of {IPMU} 2000}, year = {2000}, pages = {220-226}, http = {rskdd.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/rskdd.pdf} }

@article{dgo_ras, author = {D{\"u}ntsch, I. and Gediga, G. and Or{\l}owska, E.}, title = {{R}elational attribute systems}, journal = {International Journal of Human Computer Studies}, year = {2001}, volume = {55}, number = {3}, pages = {293-309}, doi = {doi:10.1006/ijhc.2001.0468}, url = {http://www.cosc.brocku.ca/~duentsch/archive/ras.pdf} }

@article{dgo_ras2, author = {D{\"u}ntsch, I. and Gediga, G. and Or{\l}owska, E.}, title = {{R}elational attribute systems {II}}, journal = {Transactions on Rough Sets}, year = {2007}, volume = {7}, pages = {16-35}, note = {MR2397127}, url = {http://www.cosc.brocku.ca/~duentsch/archive/dgo_ras2.pdf} }

@article{dk_disagree, author = {D{\"u}ntsch, I. and Konikowska, B.}, title = {{A} multimodal logic for disagreement and exhaustiveness}, journal = {Fundamenta Informaticae}, year = {2007}, volume = {75}, pages = {215-238}, note = {MR2293697}, url = {http://www.cosc.brocku.ca/files/downloads/research/cs0701.pdf} }

@article{dk99, author = {D{\"u}ntsch, I. and Konikowska, B.}, title = {{A} multimodal logic for reasoning about complementarity}, journal = {J. Appl. Non-Classical Logics}, year = {2000}, volume = {10}, number = {3}, pages = {273-301}, note = {MR1915687}, http = {logcomp.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/logcomp.pdf} }

@inproceedings{dl12, author = {D{\"u}ntsch, I. and Li, S.}, title = {Extension properties of {B}oolean contact algebras}, booktitle = {Proceedings of RaMiCS 2012}, year = {2012}, editor = {W. Kahl and T.G. Griffin}, volume = {7560}, series = {Lecture Notes in Computer Science}, pages = {342-356}, address = {Heidelberg}, publisher = {Springer Verlag}, note = {MR3040176}, owner = {ivo}, timestamp = {2012.08.05}, url = {http://www.cosc.brocku.ca/files/downloads/research/cs1201.pdf} }

@article{dl13, author = {D{\"u}ntsch, I. and Li, S.}, title = {On the homogeneous countable {B}oolean contact algebra}, journal = {Logic and Logical Philosophy}, year = {2013}, volume = {22}, pages = {213-251}, owner = {ivo}, timestamp = {2013.07.19}, url = {http://www.cosc.brocku.ca/files/downloads/research/cs1301.pdf} }

@article{dm_reldat, author = {D{\"u}ntsch, I. and Mikul{\'a}s, S.}, title = {{C}ylindric structures and dependencies in relational databases}, journal = {Theoretical Computer Science}, year = {2001}, volume = {269}, pages = {451-468}, note = {MR1862420}, doi = {0.1016/S0304-3975(01)00016-0}, http = {dbcyl.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/dbcyl.pdf} }

@inproceedings{dmo_mvl, author = {D{\"u}ntsch, I. and McCaull, W. and Or{\l}owska, E.}, title = {{S}tructures with many-valued information and their relational proof theory}, booktitle = {{P}roc. of 30th {IEEE} {I}nternational {S}ymposium on {M}ultiple-{V}alued {L}ogic}, year = {2000}, pages = {293-301}, note = {MR1896570}, http = {mvl2000.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/mvl2000.pdf} }

@incollection{dmvw_replat, author = {D{\"u}ntsch, I. and McCaull, W. and Vakarelov, D. and Winter, M.}, title = {{T}opological representation of contact lattices}, booktitle = {{P}roceedings of the 9$^{th}$ {I}nternational {C}onference on {R}elational {M}ethods in {C}omputer {S}cience and the 4$^{th}$ {I}nternational {W}orkshop on {A}pplications of {K}leene {A}lgebra}, publisher = {Springer-Verlag}, year = {2006}, editor = {Renate Schmidt}, volume = {4136}, series = {Lecture Notes in Computer Science}, pages = {135-147}, address = {Heidelberg}, note = {MR2293697}, url = {http://www.cosc.brocku.ca/~duentsch/archive/replat.pdf} }

@article{dmvw08, author = {D{\"u}ntsch, I. and McCaull, W. and Vakarelov, D. and Winter, M.}, title = {{D}istributive contact lattices: {T}opological representations}, journal = {The Journal of Logic and Algebraic Programming}, year = {2008}, volume = {76}, pages = {18-34}, note = {MR2423465}, owner = {ivo}, timestamp = {2008.05.20} }

@article{do_apart, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {{A} discrete duality between apartness algebras and apartness frames}, journal = {Journal of Applied Non-Classical Logics}, year = {2008}, volume = {18}, pages = {213-227}, note = {MR2462235} }

@article{do_baro, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {{B}oolean algebras arising from information systems}, journal = {Annals of Pure and Applied Logic}, year = {2004}, volume = {127}, pages = {77-98}, note = {MR2071169}, url = {http://www.cosc.brocku.ca/~duentsch/archive/baro.pdf} }

@article{do_comp, author = {Ivo D{\"u}ntsch and Ewa Or{\l}owska}, title = {Logics of complementarity in information systems}, journal = {Mathematical Logic Quarterly}, year = {2000}, volume = {46}, number = {4}, pages = {267-288}, note = {MR1755816}, owner = {Ivo}, timestamp = {2015.01.25} }

@article{do_contra, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {{A} proof system for contact relation algebras}, journal = {Journal of Philosophical Logic}, year = {2000}, volume = {29}, pages = {241-262}, note = {MR1773955}, http = {contra.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/contra.pdf} }

@inproceedings{do_mixalg, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {{B}eyond modalities: {S}ufficiency and mixed algebras}, booktitle = {{R}elational {M}ethods in {A}lgebra, {L}ogic, and {C}omputer {S}cience}, year = {2001}, editor = {Ewa Or{\l}owska and Andrzej Sza{\l}as}, pages = {277-299}, address = {Heidelberg}, publisher = {Physica-Verlag}, note = {MR1858531}, http = {mixalg.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/mixalg.pdf} }

@article{do_mixbsl, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {{M}ixing modal and sufficiency operators}, journal = {Bulletin of the Section of Logic, Polish Academy of Sciences}, year = {1999}, volume = {28}, number = {2}, pages = {99-106}, note = {MR1740612} }

@inproceedings{do_pref, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {{A}n {A}lgebraic {A}pproach to {P}reference {R}elations}, booktitle = {{P}roceedings of the 12th {I}nternational {C}onference on {R}elational and {A}lgebraic {M}ethods in {C}omputer {S}cience ({RAM}i{CS} 12)}, year = {2011}, editor = {Harrie C. M. de Swart}, volume = {6663}, series = {Lecture Notes in Computer Science}, pages = {141-147}, publisher = {Springer Verlag}, note = {MR2913845}, owner = {Ivo}, timestamp = {2011.05.31}, url = {https://www.cosc.brocku.ca/~duentsch/archive/DO-Pref.pdf} }

@article{do_ra, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {Discrete dualities for some algebras with relations}, journal = {Journal of Logical and Algebraic Methods in Programming}, year = {2014}, volume = {83}, number = {2}, pages = {169-179}, note = {MR3292915}, doi = {doi:10.1016/j.jlap.2014.02.006}, owner = {ivo}, timestamp = {2014.05.03}, url = {https://www.cosc.brocku.ca/~duentsch/archive/DDprox3.pdf} }

@article{do_stone, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {{D}iscrete dualities for double {S}tone algebras}, journal = {Studia Logica}, year = {2011}, volume = {99}, pages = {127-142}, note = {MR2836437}, owner = {Ivo}, timestamp = {2011.05.31} }

@article{do13, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {Discrete duality for rough relation algebras}, journal = {Fundamenta Informaticae}, year = {2013}, volume = {127}, pages = {35-47}, note = {MR3134947}, owner = {ivo}, timestamp = {2013.10.25}, url = {http://www.cosc.brocku.ca/~duentsch/archive/R2A.pdf} }

@article{doa_npot, author = {D{\"u}ntsch, I. and Or{\l}owska, E. and van Alten, C.}, title = {Discrete dualities for n-potent {MTL}-algebras and 2-potent {BL}-algebras}, journal = {Fuzzy Sets and Systems}, year = {2016}, volume = {292}, pages = {203-214}, note = {MR3471217}, doi = {10.1016/j.fss.2014.09.014}, owner = {ivo}, timestamp = {2014.09.11}, url = {http://www.cosc.brocku.ca/files/downloads/research/cs1405.pdf} }

@article{dor_multi, author = {D{\"u}ntsch, I. and Or{\l}owska, E. and Rewitzky, I.}, title = {{S}tructures with multirelations, their discrete dualities and applications}, journal = {Fundam. Inform.}, year = {2010}, volume = {100}, pages = {77-98}, note = {MR2741937}, owner = {Ivo}, timestamp = {2010.07.30} }

@article{dow_aralg, author = {D{\"u}ntsch, I. and Or{\l}owska, E. and Wang, H.}, title = {{A}lgebras of approximating regions}, journal = {Fundamenta Informaticae}, year = {2001}, volume = {46}, pages = {71-82}, note = {MR2009801}, http = {ar_alg.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/ar_alg.pdf} }

@inproceedings{dow_aralgea, author = {D{\"u}ntsch, I. and Or{\l}owska, E. and Wang, H.}, title = {An algebraic and logical approach to the approximation of regions}, booktitle = {Participants Copies of the Fifth International Seminar on Relational Methods in Computer Science, January 9-14, 2000, Valcartier (Quebec), Canada}, year = {2000}, pages = {65-74}, owner = {Ivo}, timestamp = {2015.01.28} }

@article{dp_circuits, author = {D{\"u}ntsch, I. and Pratt-Hartmann, I.}, title = {{C}omplex {A}lgebras of {A}rithmetic}, journal = {Fundam. Inform.}, year = {2009}, volume = {97}, number = {4}, pages = {347-367}, note = {MR2583185}, bibsource = {DBLP, http://dblp.uni-trier.de}, ee = {http://dx.doi.org/10.3233/FI-2009-206} }

@inproceedings{dr_tancirc, author = {D{\"u}ntsch, I. and Roubens, M.}, title = {{T}angent circle algebras}, booktitle = {{P}roceedings of the 6th {S}eminar on {R}elational {M}ethods in {C}omputer {S}cience}, year = {2002}, editor = {de Swart, Harri}, number = {2561}, series = {Lecture Notes in Computer Science}, pages = {300-314}, address = {Heidelberg}, publisher = {Springer-Verlag}, note = {MR2052069} }

@article{dr90, author = {Rao, K. P. S. Bh. and D{\"u}ntsch, I.}, title = {{G}eneralized inverses with respect to general norms}, journal = {Linear Algebra Appl.}, year = {1990}, volume = {133}, pages = {33-42} }

@article{dr91, author = {D{\"u}ntsch, I. and Rao, K. P. S. Bh.}, title = {{C}omplementation in the lattice of regular topologies}, journal = {Southeast Asian Bull. Math.}, year = {1991}, volume = {15}, pages = {163-172}, note = {MR1145438} }

@article{dsw_ramer, author = {D{\"u}ntsch, I. and Schmidt, G. and Winter, M.}, title = {{A} necessary relation algebra for mereotopology}, journal = {Studia Logica}, year = {2001}, volume = {69}, pages = {381-409}, note = {MR1874421}, http = {nramer.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/nramer.pdf} }

@incollection{du_between, author = {D{\"u}ntsch, I. and Urquhart, A.}, title = {{B}etweenness and comparability obtained from binary relations}, booktitle = {{P}roceedings of the 9$^{th}$ {I}nternational {C}onference on {R}elational {M}ethods in {C}omputer {S}cience and the 4$^{th}$ {I}nternational {W}orkshop on {A}pplications of {K}leene {A}lgebra}, publisher = {Springer-Verlag}, year = {2006}, editor = {Renate Schmidt}, volume = {4136}, series = {Lecture Notes in Computer Science}, pages = {148-161}, address = {Heidelberg}, note = {MR2293697}, url = {https://www.cosc.brocku.ca/~duentsch/archive/DU_between.pdf} }

@article{dv_discrete, author = {D{\"u}ntsch, I. and Vakarelov, D.}, title = {{R}egion-based theory of discrete spaces: {A} proximity approach}, journal = {Annals of Mathematics and Artificial Intelligence}, year = {2007}, volume = {49}, pages = {5-14}, note = {MR2348380}, url = {https://www.cosc.brocku.ca/~duentsch/archive/discrete_prox.pdf} }

@incollection{dw_cl, author = {D{\"u}ntsch, I. and Winter, M.}, title = {{T}he lattice of contact relations on a {B}oolean algebra}, booktitle = {{P}roceedings of the 10$^{th}$ {I}nternational {C}onference on {R}elational {M}ethods in {C}omputer {S}cience and the 5$^{th}$ {I}nternational {W}orkshop on {A}pplications of {K}leene {A}lgebra}, publisher = {Springer Verlag}, year = {2008}, editor = {Rudolf Berghammer and Bernhard M{\"o}ller and Georg Struth}, volume = {4988}, series = {Lecture Notes in Computer Science}, pages = {99-109}, address = {Heidelberg}, note = {MR2497622} }

@article{dw_construct, author = {D{\"u}ntsch, I. and Winter, M.}, title = {{C}onstruction of {B}oolean contact algebras}, journal = {AI Communications}, year = {2004}, volume = {13}, pages = {235-246}, note = {MR2120219}, url = {https://www.cosc.brocku.ca/~duentsch/archive/dw_construct.pdf} }

@inproceedings{dw_moving, author = {D{\"u}ntsch, I. and Winter, M.}, title = {{M}oving spaces}, booktitle = {{P}roceedings of the 15th {I}nternational {S}ymposium on {T}emporal representation and {R}easoning ({TIME} 2008)}, year = {2008}, editor = {Demri, St{\'e}phane and Jensen, Christian S.}, pages = {59-63}, publisher = {IEEE Computer Society}, owner = {ivo}, timestamp = {2008.06.20} }

@article{dw_r2a, author = {D{\"u}ntsch, I. and Winter, M.}, title = {{R}ough relation algebras revisited}, journal = {Fundamenta Informaticae}, year = {2006}, volume = {74}, pages = {283-300}, note = {MR2293697}, url = {https://www.cosc.brocku.ca/~duentsch/archive/DW_r2a.pdf} }

@article{dw_rep, author = {D{\"u}ntsch, I. and Winter, M.}, title = {{A} {R}epresentation {T}heorem for {B}oolean {C}ontact {A}lgebras}, journal = {Theoretical Computer Science (B)}, year = {2005}, volume = {347}, pages = {498-512}, note = {MR2187916}, url = {https://www.cosc.brocku.ca/~duentsch/archive/dw_rep.pdf} }

@inproceedings{dw_timed, author = {D{\"u}ntsch, I. and Winter, M.}, title = {{T}imed contact algebras}, booktitle = {{P}roceedings of the 16th {I}nternational {S}ymposium on {T}emporal representation and {R}easoning ({TIME} 2009)}, year = {2009}, editor = {Carsten Lutz and Jean-Francois Raskin}, pages = {133-138}, address = {Los Alamitos}, publisher = {IEEE Computer Society}, owner = {ivo}, timestamp = {2009.06.24} }

@inproceedings{dw_weak, author = {D{\"u}ntsch, I. and Winter, M.}, title = {{W}eak {C}ontact {S}tructures}, booktitle = {{P}roceedings of the 8$^{th}$ {I}nternational {C}onference on {R}elational {M}ethods in {C}omputer {S}cience and the 3$^{rd}$ {I}nternational {W}orkshop on {A}pplications of {K}leene {A}lgebra and {W}orkshop of {COST} {A}ction 274}, year = {2005}, editor = {Wendy MacCaull and Michael Winter and Ivo D{\"u}ntsch}, volume = {3929}, series = {Lecture Notes in Computer Science}, pages = {73-82}, address = {Heidelberg}, publisher = {Springer-Verlag}, note = {MR2251975}, url = {https://www.cosc.brocku.ca/~duentsch/archive/DW-WeakCS.pdf} }

@article{dwm_mereo, author = {D{\"u}ntsch, I. and Wang, H. and McCloskey, S.}, title = {{R}elation algebras in qualitative spatial reasoning}, journal = {Fundamenta Informaticae}, year = {2000}, pages = {229-248}, note = {MR1735458}, http = {mereo.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/mereo.pdf} }

@inproceedings{dwm_mereoea, author = {D{\"u}ntsch, I. and Wang, H. and McCloskey, S.}, title = {{R}elation algebras in spatial reasoning}, booktitle = {{E}xtended {A}bstracts of the 4th {S}eminar on {R}elational {M}ethods in {A}lgebra, {L}ogic, and {C}omputer {S}cience}, year = {1998}, editor = {Ewa Or{\l}owska and Andrzej Sza{\l}as}, pages = {63-68} }

@article{dwm_rcc, author = {D{\"u}ntsch, I. and Wang, H. and McCloskey, S.}, title = {{A} relation algebraic approach to the {R}egion {C}onnection {C}alculus}, journal = {Theoretical Computer Science}, year = {2001}, volume = {255}, pages = {63-83}, note = {MR1819067}, doi = {10.1016/S0304-3975(99)00156-5}, url = {http://www.cosc.brocku.ca/~duentsch/archive/ra-rcc.pdf} }

@article{gd_gamma, author = {Gediga, G. and D{\"u}ntsch, I.}, title = {{R}ough approximation quality revisited}, journal = {Artificial Intelligence}, year = {2001}, volume = {132}, pages = {219-234}, url = {http://www.cosc.brocku.ca/~duentsch/archive/gamma.pdf} }

@incollection{gd_measure, author = {Gediga, G. and D{\"u}ntsch, I.}, title = {{O}n model evaluation, indices of importance, and interaction values in rough set analysis}, booktitle = {{R}ough-{N}eural {C}omputing: {T}echniques for computing with words}, publisher = {Physica Verlag}, year = {2003}, editor = {S.K.Pal and L.Polkowski and A.Skowron}, pages = {251-276}, address = {Heidelberg}, url = {http://www.cosc.brocku.ca/~duentsch/archive/importance.pdf} }

@article{gd_miss, author = {Gediga, G. and D{\"u}ntsch, I.}, title = {{M}aximum consistency of incomplete data via non-invasive imputation}, journal = {Artificial Intelligence Review}, year = {2003}, volume = {19}, pages = {93-107}, url = {http://www.cosc.brocku.ca/~duentsch/archive/miss.pdf} }

@article{gd_skills2, author = {Gediga, G. and D{\"u}ntsch, I.}, title = {{S}kill set analysis in knowledge structures}, journal = {British Journal of Mathematical and Statistical Psychology}, year = {2002}, volume = {55}, pages = {361-384}, note = {MR1949262}, http = {skills2.html}, owner = {ivo}, timestamp = {2008.07.08}, url = {http://www.cosc.brocku.ca/~duentsch/archive/skills2.pdf} }

@article{gd_sortrule, author = {Gediga, G. and D{\"u}ntsch, I.}, title = {{A}pproximation quality for sorting rules}, journal = {Computational Statistics and Data Analysis}, year = {2002}, volume = {40}, pages = {499-526}, note = {MR1926613}, http = {sorting.html}, issue = {3}, url = {http://www.cosc.brocku.ca/~duentsch/archive/sorting.pdf} }

@incollection{gd_standard, author = {Gediga, G. and D{\"u}ntsch, I.}, title = {Standard errors of indices in rough set data analysis}, booktitle = {Transactions on Rough Sets Vol. {XVII}}, publisher = {Springer Verlag}, year = {2014}, editor = {J.F. Peters and A. Skowron}, volume = {8375}, series = {Lecture Notes in Computer Science}, pages = {33-47}, address = {Heidelberg}, doi = {10.1007/978-3-642-54756-0_2}, owner = {ivo}, timestamp = {2014.02.03}, url = {http://www.cosc.brocku.ca/files/downloads/research/cs1307.pdf} }

@incollection{gd_stattech, author = {Gediga, G. and D{\"u}ntsch, I.}, title = {{S}tatistical techniques for rough set data analysis}, booktitle = {{R}ough set methods and applications: {N}ew developments in knowledge discovery in information systems}, publisher = {Physica Verlag}, year = {2000}, editor = {Lech Polkowski and Shusaku Tsumoto and Tsau Young Lin}, pages = {545-565}, address = {Heidelberg}, isbn = {3-7908-1328-1}, note = {MR1858668}, http = {stattech.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/stattech.pdf} }

@incollection{gd_stattools, author = {Gediga, G. and D{\"u}ntsch, I.}, title = {{S}tatistical tools for rule based data analysis}, booktitle = {{W}orkshop on {S}ynthesis of {I}ntelligent {A}gent {S}ystems from {E}xperimental {D}ata, {ECAI}'98}, publisher = {IOS Press}, year = {1998}, editor = {Jan Komorowski and Ivo D{\"u}ntsch and Andrzej Skowron} }

@inproceedings{gda_fuzzy, author = {Gediga, G. and D{\"u}ntsch, I. and Adams-Webber, J.}, title = {{O}n the direct scaling approach of eliciting aggregated fuzzy information: {T}he psychophysical view}, booktitle = {{P}roceedings the 2004 {A}nnual {M}eeting of the {N}orth {A}merican {F}uzzy {I}nformation {P}rocessing {S}ociety}, year = {2004}, editor = {Scott Dick and Lukasz Kurgan and Petr Musilek and Witold Pedrycz and Marek Reformat}, pages = {948-953}, url = {https://www.cosc.brocku.ca/~duentsch/archive/GDAW-On_the_direct_scaling_approach.pdf} }

@article{ghd_iso, author = {Gediga, G. and Hamborg, K.-Ch. and D{\"u}ntsch, I.}, title = {{T}he {I}so{M}etrics usability inventory: {A}n operationalisation of {ISO} 9241/10}, journal = {Behaviour and Information Technology}, year = {2000}, volume = {18}, pages = {151-164}, issn = {0144-929X}, http = {isometer.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/isometer.pdf} }

@incollection{ghd_softeval, author = {Gediga, G. and Hamborg, K.-Ch. and D{\"u}ntsch, I.}, title = {{E}valuation of software systems}, booktitle = {{E}ncyclopedia of {C}omputer {S}cience and {T}echnology}, publisher = {Marcel Dekker}, year = {2002}, volume = {45}, pages = {127-153}, note = {{A}lso appeared in volume 72 of the \emph{Encyclopedia of Library and Information Science} (2002), 166-192}, http = {softeval.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/softeval.pdf} }

@article{hdgs03, author = {Wang, H. and D{\"u}ntsch, I. and Gediga, G. and Skowron, A.}, title = {{H}yperrelations in version space}, journal = {International Journal of Approximate Reasoning}, year = {2004}, volume = {36}, pages = {223-241}, note = {MR2062628}, http = {http://www.cosc.brocku.ca/~duentsch/papers/genvs.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/genvsWDGS.pdf} }

@inproceedings{id_cra, author = {D{\"u}ntsch, I.}, title = {{C}ontact relation algebras}, booktitle = {{R}elational {M}ethods in {A}lgebra, {L}ogic, and {C}omputer {S}cience}, year = {2001}, editor = {Ewa Or{\l}owska and Andrzej Sza{\l}as}, pages = {113-134}, address = {Heidelberg}, publisher = {Physica-Verlag}, note = {MR1858522}, http = {cra.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/cra.pdf} }

@article{id_crigid, author = {D{\"u}ntsch, I.}, title = {{O}n the maximal number of non {C}-endorigid equivalence relations}, journal = {J. Pure Appl. Algebra}, year = {1995}, volume = {105}, pages = {261-266}, issn = {0022-4049}, note = {MR1367871}, http = {endorig.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/endorig.pdf} }

@article{id_raqsr, author = {D{\"u}ntsch, I.}, title = {{R}elation algebras and their application in temporal and spatial reasoning}, journal = {Artificial Intelligence Review}, year = {2005}, volume = {23}, pages = {315-357}, url = {https://www.cosc.brocku.ca/~duentsch/archive/raqsr.pdf} }

@incollection{Id_reldb, author = {D{\"u}ntsch, I.}, title = {Cylindric algebras and relational databases}, booktitle = {Cylindric-like Algebras and Algebraic Logic}, publisher = {North-Holland}, year = {2012}, editor = {Andr{\'e}ka, H. and Ferenczi, M. and N{\'e}meti, I.}, volume = {22}, series = {Bolay Society Mathematical Studies}, pages = {301-311}, note = {MR3156406}, owner = {ivo}, timestamp = {2012.06.30} }

@incollection{id_roughalg, author = {D{\"u}ntsch, I.}, title = {{R}ough sets and algebras of relations}, booktitle = {{I}ncomplete {I}nformation - {R}ough {S}et {A}nalysis}, publisher = {Physica - Verlag}, year = {1997}, editor = {Ewa Or{\l}owska}, pages = {95-108}, note = {MR1647376}, http = {roughalg.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/roughalg.pdf} }

@article{id_roughlog, author = {D{\"u}ntsch, I.}, title = {{A} logic for rough sets}, journal = {Theoretical Computer Science}, year = {1997}, volume = {179}, number = {1-2}, pages = {427-436}, issn = {0304-3975}, note = {MR1454599}, http = {roughlog.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/roughlog.pdf} }

@article{id_roughrel, author = {D{\"u}ntsch, I.}, title = {{R}ough relation algebras}, journal = {Fundamenta Informaticae}, year = {1994}, volume = {21}, pages = {321-331}, issn = {0169-2968}, note = {MR1322578} }

@proceedings{id_rsfdgrc05, title = {{P}roceedings of the 10th {I}nternational {C}onference on {R}ough {S}ets, {F}uzzy {S}ets, {D}ata {M}ining, and {G}ranular {C}omputing ({RSFDG}r{C} 2005)}, year = {2005}, editor = {Slezak, Dominik and Wang, Guoyin and Szczuka, Marcin and D{\"u}ntsch, Ivo and Yao, Yiyu}, volume = {3641}, series = {Lecture Notes in Artificial Intelligence}, address = {Heidelberg}, publisher = {Springer Verlag}, owner = {ivo}, timestamp = {2008.07.04} }

@proceedings{id_trs6, title = {{T}ransactions on {R}ough {S}ets {VI} - {C}ommemorating the {L}ife and {W}ork of {Z}dis{\l}aw {P}awlak, {P}art {I}}, year = {2007}, editor = {Peters, James F. and Skworon, Andrzej and D{\"u}ntsch, Ivo and Grzyma{\l}a-Busse, Jerzy and Or{\l}owska, Ewa and Polkowski, Lech}, volume = {4374}, series = {Lecture Notes in Computer Science}, address = {Heidelberg}, publisher = {Springer Verlag}, owner = {ivo}, timestamp = {2008.07.04} }

@article{id81, author = {D{\"u}ntsch, I.}, title = {{A} class of projective {S}tone algebras}, journal = {Bull. Austral. Math. Soc.}, year = {1981}, volume = {24}, pages = {133-157}, issn = {0004-9727} }

@article{id82a, author = {D{\"u}ntsch, I.}, title = {{O}n a problem of {C}hen and {G}r{\"a}tzer}, journal = {Algebra Universalis}, year = {1982}, volume = {14}, pages = {401}, issn = {0002-5240} }

@article{id82b, author = {D{\"u}ntsch, I.}, title = {{P}rojectivity, prime ideals and chain conditions of {S}tone algebras}, journal = {Algebra Universalis}, year = {1982}, volume = {14}, pages = {167-180} }

@article{id83a, author = {D{\"u}ntsch, I.}, title = {{A} description of the projective {S}tone algebras}, journal = {Glasgow Math. J.}, year = {1983}, volume = {24}, pages = {455-463}, issn = {0017-0895} }

@article{id83b, author = {D{\"u}ntsch, I.}, title = {{A} note on atomic {S}tone algebras}, journal = {Algebra Universalis}, year = {1983}, volume = {16}, pages = {398-399} }

@article{id83c, author = {D{\"u}ntsch, I.}, title = {{O}n free or projective {S}tone algebras}, journal = {Houston J. Math.}, year = {1983}, volume = {9}, pages = {455-463}, issn = {0362-1588} }

@article{id84, author = {D{\"u}ntsch, I.}, title = {{F}inite projective regular double {S}tone algebras}, journal = {Proc. Roy. Soc. Edinburgh Sect. A}, year = {1984}, volume = {96}, pages = {65-67}, issn = {0308-2105} }

@article{id85a, author = {D{\"u}ntsch, I. and Koppelberg, S.}, title = {{C}omplements and quasicomplements in the lattice of subalgebras of {P}$(\omega)$}, journal = {Discrete Math.}, year = {1984}, volume = {45}, pages = {62-77}, issn = {0012-365X} }

@article{id85b, author = {D{\"u}ntsch, I.}, title = {{S}ome properties of the lattice of subalgebras of a {B}oolean algebra}, journal = {Bull. Austral. Math. Soc.}, year = {1985}, volume = {32}, pages = {177-193} }

@article{id86, author = {D{\"u}ntsch, I.}, title = {{\"U}ber {I}nhaltsketten und die {D}ichte abundanter {Z}ahlen}, journal = {Math. Phys. Korr.}, year = {1986}, volume = {142}, pages = {10-21} }

@article{id87, author = {D{\"u}ntsch, I.}, title = {{I}njective and projective regular double {S}tone algebras}, journal = {Algebra Universalis}, year = {1987}, volume = {24}, pages = {197-203}, note = {MR0931612} }

@article{id89a, author = {D{\"u}ntsch, I.}, title = {{C}overs and complements in the subalgebra lattice of a {B}oolean algebra}, journal = {Bull. Austral. Math. Soc.}, year = {1989}, volume = {40}, pages = {371-379}, note = {MR1037631} }

@article{id89b, author = {D{\"u}ntsch, I.}, title = {{T}he subalgebra lattice of a {B}oolean algebra}, journal = {Southeast Asian Bull. Math.}, year = {1989}, volume = {13}, pages = {73-81}, issn = {0218-0006}, note = {MR1042736}, publisher = {Southeast Asian Mathematical Society} }

@article{id91, author = {D{\"u}ntsch, I.}, title = {{S}mall integral relation algebras generated by a partial order}, journal = {Period. Math. Hungar.}, year = {1991}, volume = {23}, pages = {129-138}, note = {MR1142514} }

@incollection{id93, author = {D{\"u}ntsch, I.}, title = {{A} note on cylindric lattices}, booktitle = {{A}lgebraic {M}ethods in {L}ogic and {C}omputer {S}cience}, publisher = {Banach Center Publications}, year = {1993}, volume = {28}, pages = {231-238}, address = {Warsaw}, note = {MR1446286} }

@article{id94a, author = {D{\"u}ntsch, I.}, title = {{A} microcomputer based system for small relation algebras}, journal = {J. Symb. Comput.}, year = {1994}, volume = {18}, pages = {83-86}, note = {MR1300797} }

@incollection{dor_lra2, author = {D{\"u}ntsch, I. and Or{\l}owska, E. and Radzikowska, A.}, title = {{L}attice-based relation algebras and their representability {II}}, booktitle = {{T}heory and {A}pplication of {R}elational {S}tructures as {K}nowledge {I}nstruments {II}}, publisher = {Springer-Verlag}, year = {2006}, editor = {Harri de Swart and Ewa Or{\l}owska and Gunther Schmidt and Marc Roubens}, volume = {4342}, series = {Lecture Notes in Artificial Intelligence}, pages = {267-289}, address = {Heidelberg} }

@incollection{dor_lra, author = {D{\"u}ntsch, I. and Or{\l}owska, E. and Radzikowska, A.}, title = {Lattice-based relation algebras and their representability}, booktitle = {{T}heory and {A}pplication of {R}elational {S}tructures as {K}nowledge {I}nstruments}, publisher = {Springer-Verlag}, year = {2003}, editor = {Harri de Swart and Ewa Or{\l}owska and Gunther Schmidt and Marc Roubens}, volume = {2929}, series = {Lecture Notes in Computer Science}, pages = {231-255}, address = {Heidelberg}, url = {http://www.cosc.brocku.ca/Department/Research/TR/cs0303.pdf} }

@article{kdw12, author = {Koppelberg, S. and D{\"u}ntsch, I. and Winter, M.}, title = {Remarks on contact relations on {B}oolean algebras}, journal = {Algebra Universalis}, year = {2012}, volume = {68}, pages = {353-366}, note = {MR3029961}, owner = {ivo}, timestamp = {2012.05.07} }

@article{mdg_bdd, author = {Muir, A. and D{\"u}ntsch, I. and Gediga, G.}, title = {{R}ough set data representation using binary decision diagrams}, journal = {Revista Real Academia de Ciencias, Serie A}, year = {2004}, volume = {98}, pages = {197-213}, note = {MR2136167}, url = {https://www.cosc.brocku.ca/~duentsch/archive/mdg_infbdd.pdf} }

@inproceedings{ord_dvt, author = {Or{\l}owska, E. and Rewitzky, I. and D{\"u}ntsch, I.}, title = {{R}elational semantics through duality}, booktitle = {{P}roceedings of the 8$^{th}$ {I}nternational {C}onference on {R}elational {M}ethods in {C}omputer {S}cience and the 3$^{rd}$ {I}nternational {W}orkshop on {A}pplications of {K}leene {A}lgebra and {W}orkshop of {COST} {A}ction 274}, year = {2005}, editor = {Wendy MacCaull and Michael Winter and Ivo D{\"u}ntsch}, volume = {3929}, series = {Lecture Notes in Computer Science}, pages = {17-32}, address = {Heidelberg}, publisher = {Springer-Verlag}, note = {MR2251971}, http = {http://www.cosc.brocku.ca/research/archives/cs0508}, url = {http://www.cosc.brocku.ca/files/downloads/research/cs0508.pdf} }

@article{pd_ac2, author = {Pratt-Hartmann, I. and D{\"u}ntsch, I.}, title = {{F}unctions {D}efinable by {N}umerical {S}et-{E}xpressions}, journal = {Journal of Logic and Computation}, year = {2013}, volume = {23}, pages = {873-895}, note = {MR3082531}, doi = {10.1093/logcom/exr050}, owner = {Ivo}, timestamp = {2010.07.30} }

@inproceedings{pd_acfunc, author = {Pratt-Hartmann, I. and D{\"u}ntsch, I.}, title = {{F}unctions {D}efinable by {A}rithmetic {C}ircuits}, booktitle = {{M}athematical {T}heory and {C}omputational {P}ractice: 5th {C}onference on {C}omputability in {E}urope, {C}i{E} 2009}, year = {2009}, editor = {K. Ambos-Spies and B. L{\"o}we and W. Merkle}, volume = {5635}, series = {Lecture Notes in Computer Science}, pages = {409-418}, address = {Heidelberg}, publisher = {Springer Verlag}, note = {MR2545915}, owner = {ivo}, timestamp = {2009.03.16} }

@proceedings{relmics8, title = {{P}roceedings of the 8$^th$ {I}nternational {C}onference on {R}elational {M}ethods in {C}omputer {S}cience and the 4$^th$ {I}nternational {W}orkshop on {A}pplications of {K}leene {A}lgebra and {W}orkshop of {COST} {A}ction 274}, year = {2005}, editor = {Wendy MacCaull and Michael Winter and Ivo D{\"u}ntsch}, volume = {3929}, series = {Lecture Notes in Computer Science}, address = {Heidelberg}, publisher = {Springer Verlag}, booktitle = {{P}roceedings of the 8$^th$ {I}nternational {C}onference on {R}elational {M}ethods in {C}omputer {S}cience and the 3$^rd$ {I}nternational {W}orkshop on {A}pplications of {K}leene {A}lgebra and {W}orkshop of {COST} {A}ction 274}, owner = {ivo}, timestamp = {2008.07.04} }

@inproceedings{vdb_proxi, author = {Vakarelov, D. and D{\"u}ntsch, I. and Bennett, B.}, title = {{A} note on proximity spaces and connection based mereology}, booktitle = {{FOIS} '01: {P}roceedings of the international conference on {F}ormal {O}ntology in {I}nformation {S}ystems}, year = {2001}, editor = {C. Welty and B. Smith}, pages = {139-150}, address = {New York, NY, USA}, publisher = {ACM Press}, note = {MR1973631}, http = {fois2001.html}, isbn = {1-58113-377-4}, location = {Ogunquit, Maine, USA}, url = {http://www.cosc.brocku.ca/~duentsch/archive/fois2001.pdf} }

@article{vddb02, author = {Vakarelov, D. and Dimov, G. and D{\"u}ntsch, I. and Bennett, B.}, title = {{A} proximity approach to some region-based theories of space}, journal = {J. Appl. Non-Classical Logics}, year = {2002}, volume = {12}, pages = {527-529}, http = {http://www.cosc.brocku.ca/Department/Research/ABS/abs0221.html}, url = {http://www.cosc.brocku.ca/Department/Research/TR/cs0221.pdf} }

@inproceedings{wbd_density, author = {Wang, H. and Bell, D. and D{\"u}ntsch, I.}, title = {{A} density based aapproach to classification}, booktitle = {{SAC} '03: {P}roceedings of the 2003 {ACM} symposium on {A}pplied computing}, year = {2003}, pages = {470-474}, address = {New York}, publisher = {ACM Press}, doi = {http://doi.acm.org/10.1145/952532.952625}, isbn = {1-58113-624-2}, location = {Melbourne, Florida} }

@inproceedings{wdb_hype, author = {Wang, H. and D{\"u}ntsch, I. and Bell, D.}, title = {{D}ata reduction based on hyper relations}, booktitle = {{P}roceedings of {KDD}'98}, year = {1998}, editor = {Rakesh Agrawal and Paul Stolorz and Gregory Piatetsky-Shapiro}, pages = {349-353}, address = {New York}, url = {http://www.cosc.brocku.ca/~duentsch/archive/kdd98.pdf} }

@inproceedings{WDB+01, author = {Wang, H. and D{\"u}ntsch, I. and Bell, D. and Liu, D.}, title = {{C}lassification through {M}aximizing {D}ensity}, booktitle = {{F}irst {IEEE} {I}nternational {C}onference on {D}ata {M}ining ({ICDM}'01)}, year = {2001}, pages = {655-656}, address = {Los Alamitos, CA, USA}, publisher = {IEEE Computer Society}, doi = {http://doi.ieeecomputersociety.org/10.1109/ICDM.2001.989596} }

@inproceedings{wddb99, author = {Wang, H. and Dubitzky, W. and D{\"u}ntsch, I. and Bell, D.}, title = {{A} {L}attice {M}achine {A}pproach to {A}utomated {C}asebase {D}esign: {M}arrying {L}azy and {E}ager {L}earning}, booktitle = {{P}roceedings of the 16th {I}nternational {J}oint {C}onference on {A}rtificial {I}ntelligence ({IJCAI}-99-{V}ol1)}, year = {1999}, editor = {Dean Thomas}, pages = {254-263}, address = {S.F.}, publisher = {Morgan Kaufmann Publishers}, url = {http://www.cosc.brocku.ca/~duentsch/archive/ijcai99.pdf} }

@article{wdg_classfilt, author = {Wang, H. and D{\"u}ntsch, I. and Gediga, G.}, title = {{C}lassificatory {F}iltering in {D}ecision {S}ystems}, journal = {International Journal of Approximate Reasoning}, year = {2000}, volume = {23}, pages = {111-136}, note = {MR1745005}, http = {classfilt.html}, url = {http://www.cosc.brocku.ca/~duentsch/archive/classfilt.pdf} }

@incollection{wdgg_noknn, author = {Wang, H. and D{\"u}ntsch, I. and Gediga, G. and Guo, G.}, title = {{N}earest {N}eighbours without $k$}, booktitle = {{M}onitoring, {S}ecurity, and {R}escue {T}echniques in {M}ultiagent {S}ystems}, publisher = {Springer Verlag}, year = {2006}, editor = {Barbara Dunin- Keplicz and Andrzej Jankowski and Andrzej Skowron and Marcin Szczuka}, series = {Advances in Soft Computing}, chapter = {12}, pages = {179-189}, address = {Heidelberg} }

@inproceedings{wdgs_hyperEA, author = {Wang, H. and D{\"u}ntsch, I. and Gediga, G. and Skowron, A.}, title = {{H}yperrelations in version space ({E}xtended abstract)}, booktitle = {{SAC} '02: {P}roceedings of the 2002 {ACM} symposium on {A}pplied computing}, year = {2002}, pages = {514-518}, address = {New York}, publisher = {ACM Press}, doi = {http://doi.acm.org/10.1145/508791.508888}, isbn = {1-58113-445-2}, location = {Madrid, Spain} }

@article{wdt13, author = {Wang, H. and D{\"u}ntsch, I. and Trindade, L.}, title = {Lattice machine classification based on contextual probability}, journal = {Fundamenta Informaticae}, year = {2013}, volume = {127}, pages = {241-256}, note = {MR3134957}, owner = {ivo}, timestamp = {2013.10.25} }

@article{ydg_quad, author = {Yin, X. and D{\"u}ntsch, I. and Gediga, G.}, title = {{Q}uadtree {R}epresentation and {C}ompression of {S}patial {D}ata}, journal = {Transactions on Rough Sets}, year = {2011}, volume = {13}, pages = {207-238}, owner = {Ivo}, timestamp = {2010.10.07} }

@article{dorv04, author = {D{\"u}ntsch, I. and Or{\l}owska, E. and Radzikowska, A. and Vakarelov, D.}, title = {Relational representation theorems for some lattice-based structures}, journal = {Journal of Relational Methods in Computer Science}, year = {2004}, volume = {1}, pages = {132-160}, url = {http://www.cosc.brocku.ca/Faculty/Winter/JoRMiCS/Vol1/PDF/v1n6.pdf} }

@article{dw04, author = {D{\"u}ntsch, I. and Winter, M.}, title = {{A}lgebraization and representation of mereotopological structures}, journal = {Journal of Relational Methods in Computer Science}, year = {2004}, volume = {1}, pages = {161-180}, abstract = {http://www.cosc.brocku.ca/Faculty/Winter/JoRMiCS/Vol1/Abstracts/v1n7abstract.html}, url = {http://www.cosc.brocku.ca/Faculty/Winter/JoRMiCS/Vol1/PDF/v1n7.pdf} }

@article{dow16, author = {D{\"u}ntsch, I. and Or{\l}owska, E. and Wang, H.}, title = {A Relational Logic for Spatial Contact Based on Rough Set Approximation}, journal = {Fundamenta Informaticae}, year = {2016}, volume = {148}, pages = {191-206}, note = {MR3594999}, doi = {10.3233/FI-2016-1430} }

@article{dko17, author = {I. D{\"u}ntsch and L. Kwuida and E. Or{\l}owska}, title = {A discrete representation theorem for dicomplemented lattices}, journal = {Fundamenta Informaticae}, year = {2017}, volume = {156}, number = {3/4}, pages = {281-295} }

@article{dot_mixed, author = {I. D{\"u}ntsch and E. Or{\l}owska and T. Tinchev}, title = {Mixed algebras and their logics}, journal = {Journal of Applied Non-Classical Logics}, year = {2018}, volume = {27}, number = {3-4}, pages = {304-320}, doi = {10.1080/11663081.2018.1442138} }

@article{Duentsch1984, author = {D{\"u}ntsch, I. and Koppelberg, S.}, title = {{C}omplements and quasicomplements in the lattice of subalgebras of $\mathcal{P}(\omega)$}, journal = {Discrete Math.}, year = {1984}, volume = {45}, pages = {62-77}, issn = {0012-365X} }

@unpublished{ddo18, author = {D{\"u}ntsch, I. and Dzik, W. and Or{\l}owska, E.}, title = {On the semilattice of modal operators and decompositions of the discriminator}, note = {To appear}, year = {2018}, url = {https://arxiv.org/abs/1805.11891v1} }

@inproceedings{dgw18, author = {D{\"u}ntsch, I. and Gediga, G. and Wang, H.}, title = {Approximation by filter functions}, booktitle = {Rough Sets: International Joint Conference, IJCRS 2018}, year = {2018}, editor = {Hung Son Nguyen and Quang-Thuy Ha and Tianrui Li and Małgorzata Przybyła-Kasperek}, volume = {11103}, series = {LNAI}, pages = {243--256}, publisher = {Springer Verlag}, url = {https://arxiv.org/abs/1806.07685} }

@unpublished{do18, author = {D{\"u}ntsch, I. and Or{\l}owska, E.}, title = {Representation of lattice frames}, note = {Preprint}, year = {2017}, url = {https://arxiv.org/abs/1806.02595} }

@unpublished{ddd18, author = {Dimov, G. and Ivanova-Dimova, E. and D{\"u}ntsch, I.}, title = {On dimension and weight of a local contact algebra}, note = {Submitted}, year = {2018}, url = {https://arxiv.org/abs/1805.12457} }

@incollection{dg_eva, author = {D{\"u}ntsch, I. and Gediga, G.}, title = {Guttman Algebras and a Model Checking Procedure for Guttman Scales}, booktitle = {Ewa Orłowska on Relational Methods in Logic and Computer Science}, publisher = {Springer Verlag}, year = {2018}, note = {To appear} }

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