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    Article

    Bienvenu, M. and Kikot, Stanislav and Kontchakov, Roman and Podolskii, V. and Zakharyaschev, Michael (2018) Ontology-mediated queries: combined complexity and succinctness of rewritings via circuit complexity. Journal of the ACM 65 (5), ISSN 0004-5411.

    Calvanese, D. and Cogrel, B. and Komla-Ebri, S. and Kontchakov, Roman and Lanti, D. and Rezk, M. and Rodriguez-Muro, M. and Xiao, G. (2016) Ontop: answering SPARQL queries over relational databases. Semantic Web – Interoperability, Usability, Applicability 8 (3), pp. 471-487. ISSN 1570-0844.

    Botoeva, E. and Kontchakov, Roman and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2016) Games for query inseparability of description logic knowledge bases. Artificial Intelligence 234 , pp. 78-119. ISSN 0004-3702.

    Gutiérrez-Basulto, V. and Ibáñez-García, Y. and Kontchakov, Roman and Kostylev, E.V. (2015) Queries with negation and inequalities over lightweight ontologies. Web Semantics: Science, Services and Agents on the World Wide Web 35 (4), pp. 184-202. ISSN 1570-8268.

    Kontchakov, Roman and Pratt-Hartmann, I. and Zakharyaschev, Michael (2014) Spatial reasoning with RCC8 and connectedness constraints in Euclidean spaces. Artificial Intelligence 217 , pp. 43-75. ISSN 0004-3702.

    Gottlob, G. and Kikot, Stanislav and Kontchakov, Roman and Podolskii, V. and Schwentick, T. and Zakharyaschev, Michael (2014) The price of query rewriting in ontology-based data access. Artificial Intelligence 213 , pp. 42-59. ISSN 0004-3702.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2014) A cookbook for temporal conceptual data modelling with description logic. ACM Transactions on Computational Logic 15 (3), ISSN 1529-3785.

    Kontchakov, Roman and Nenov, Y. and Pratt-Hartmann, I. and Zakharyaschev, Michael (2013) Topological logics with connectedness over Euclidean spaces. ACM Transactions on Computational Logic 14 (2), p. 13. ISSN 1529-3785.

    Kontchakov, Roman and Wolter, F. and Zakharyaschev, Michael (2010) Logic-based ontology comparison and module extraction, with an application to DL-Lite. Artificial Intelligence 174 (15), pp. 1093-1141. ISSN 0004-3702.

    Kontchakov, Roman and Pratt-Hartmann, I. and Wolter, F. and Zakharyaschev, Michael (2010) Spatial logics with connectedness predicates. Logical Methods in Computer Science 6 (3), pp. 1-43. ISSN 1860-5974.

    Artale, A. and Calvanese, D. and Kontchakov, Roman and Zakharyaschev, Michael (2009) The DL-Lite family and relations. Journal of Artificial Intelligence Research 36 (1), pp. 1-69. ISSN 1076-9757.

    Gabelaia, D. and Kontchakov, Roman and Kurucz, A. and Wolter, F. and Zakharyaschev, Michael (2005) Combining spatial and temporal logics: expressiveness vs. complexity. Journal of Artificial Intelligence Research 23 , pp. 167-243. ISSN 1076-9757.

    Book Section

    Xiao, G. and Kontchakov, Roman and Cogrel, B. and Calvanese, D. and Botoeva, E. (2018) Efficient handling of SPARQL OPTIONAL for OBDA. In: Vrandečić, D. and Bontcheva, K. and Suárez-Figueroa, M.C. and Presutti, V. and Celino, I. and Sabou, M. and Kaffee, L.-A. and Simperl, E. (eds.) Proceedings of the 17th International Semantic Web Conference, ISWC 2018. Lecture Notes in Computer Science 11136. Springer. ISBN 9783030006716. (In Press)

    Kikot, Stanislav and Kontchakov, Roman and Rapisarda, Salvatore and Zakharyaschev, Michael (2018) STYPES: nonrecursive datalog rewriter for linear TGDs and conjunctive queries. In: Panetto, H. and Debruyne, C. and Proper, H. and Ardagna, C. and Roman, D. and Meersman, R. (eds.) On the Move to Meaningful Internet Systems. OTM 2018 Conferences. LNCS 11230. Springer, pp. 441-460. ISBN 9783030026707.

    Xiao, G. and Calvanese, D. and Kontchakov, Roman and Lembo, D. and Poggi, A. and Rosati, R. and Zakharyaschev, Michael (2018) Ontology-based data access: a survey. In: UNSPECIFIED (ed.) Proceedings of the Twenty-Seventh International Joint Conference on Artificial Intelligence. International Joint Conferences on Artificial Intelligence, pp. 5511-5519. ISBN 9780999241127.

    Hovland, D. and Kontchakov, Roman and Skjæveland, M. and Waaler, A. and Zakharyaschev, Michael (2017) Ontology-based data access to Slegge. In: D'Amato, C. and Fernández, M. and Tamma, V. and Lecue, F. and Cudré-Mauroux, P. and Sequeda, J. and Lange, C. and Heflin, J. (eds.) The Semantic Web – ISWC 2017 16th International Semantic Web Conference, Vienna, Austria, October 21-25, 2017, Proceedings. Lecture Notes in Computer Science 2 10588. Springer, pp. 120-129. ISBN 9783319682037.

    Bienvenu, M. and Kikot, Stanislav and Kontchakov, Roman and Podolskii, V.V. and Ryzhikov, V. and Zakharyaschev, Michael (2017) The complexity of ontology-based data access with OWL 2 QL and bounded treewidth queries. In: UNSPECIFIED (ed.) Proceedings of the 36th ACM SIGMOD-SIGACT-SIGAI Symposium on Principles of Database Systems - PODS '17. New York, U.S.: Associating for Computing Machinery, pp. 201-216. ISBN 9781450341981.

    Gerasimova, O. and Kikot, S. and Podolskii, V. and Zakharyaschev, Michael (2017) On the data complexity of ontology-mediated queries with a covering axiom. In: Artale, A. and Glimm, B. and Kontchakov, Roman (eds.) DL 2017: International Workshop on Description Logics. CEUR Workshop Proceedings 1879 1879. CEUR Workshop Proceedings.

    Bienvenu, M. and Kikot, S. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2017) On the parameterised complexity of tree-shaped ontology-mediated queries in OWL2QL. In: Artale, A. and Glimm, B. and Kontchakov, Roman (eds.) DL 2017: International Workshop on Description Logics. CEUR Workshop Proceedings 1879. CEUR.

    Brandt, S. and Güzel Kalaycı, E. and Kontchakov, Roman and Ryzhikov, V. and Xiao, G. and Zakharyaschev, Michael (2017) Ontology-based data access with a horn fragment of metric temporal logic. In: UNSPECIFIED (ed.) Proceedings of the Thirty-First AAAI Conference on Artificial Intelligence (AAAI 2017). AAAI Press, pp. 1070-1076.

    Artale, A. and Kontchakov, Roman and Kovtunova, A. and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2017) Ontology-mediated query answering over temporal data: a survey. In: Schewe, S. and Schneider, T. and Wijsen, J. (eds.) 24th International Symposium on Temporal Representation and Reasoning (TIME 2017). Leibniz International Proceedings in Informatics (LIPIcs) 90. Dagstuhl, Germany: Schloss Dagstuhl--Leibniz-Zentrum fuer Informatik, pp. 1-37. ISBN 9783959770521.

    Bienvenu, M. and Kikot, S. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2017) Optimal nonrecursive datalog rewritings of linear TGDs and bounded (Hyper)Tree-width queries. In: Artale, A. and Glimm, B. and Kontchakov, Roman (eds.) DL 2017: International Workshop on Description Logics. CEUR Workshop Proceedings 1879 1879. CEUR.

    Gutierrez Basulto, V. and Jung, J.C. and Kontchakov, Roman (2016) On decidability and tractability of querying in temporal EL. In: UNSPECIFIED (ed.) Proceedings of the 29th International Workshop on Description Logics. CEUR-WS.

    Kontchakov, Roman and Kostylev, E. (2016) On expressibility of non-monotone operators in SPARQL. In: UNSPECIFIED (ed.) Fifteenth International Conference on the Principles of Knowledge Representation and Reasoning. AAAI, pp. 369-379.

    Kontchakov, Roman and Pandolfo, L. and Pulina, L. and Ryzhikov, V. and Zakharyaschev, Michael (2016) Temporal and spatial OBDA with many-dimensional Halpern-Shoham logic. In: Kambhampati, S. (ed.) Proceedings of the Twenty-Fifth International Joint Conference on Artificial Intelligence (IJCAI-16). Palo Alto, California USA: AAAI Press, pp. 1160-1166. ISBN 9781577357704.

    Gutiérrez-Basulto, V. and Jung, J.C. and Kontchakov, Roman (2016) Temporalized EL ontologies for accessing temporal data: complexity of atomic queries. In: Kambhampati, S. (ed.) Proceedings of the Twenty-Fifth International Joint Conference on Artificial Intelligence (IJCAI-16). Palo Alto, California, USA: AAAI Press, pp. 1102-1108. ISBN 9781577357704.

    Bienvenu, M. and Kikot, Stanislav and Kontchakov, Roman and Podolskii, V. and Zakharyaschev, Michael (2016) Theoretically optimal datalog rewritings for OWL 2 QL ontology-mediated queries. In: UNSPECIFIED (ed.) Proceedings of the 29th International Workshop on Description Logics. CEUR-WS.

    Artale, A. and Kovtunova, A. and Kontchakov, Roman and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2015) First-order rewritability of temporal ontology-mediated queries. In: UNSPECIFIED (ed.) Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina, July 25-31, 2015. Palo Alto, U.S.: AAAI Press, pp. 2706-2712. ISBN 9781577357384.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2015) Interval temporal description logics. In: UNSPECIFIED (ed.) Proceedings of the 28th International Workshop on Description Logics. CEUR-WS.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2015) Tractable interval temporal propositional and description logics. In: UNSPECIFIED (ed.) Proceedings of the 29th AAAI Conference on Artificial Intelligence, AAAI-15. AAAI, pp. 1417-1423.

    Botoeva, E. and Kontchakov, Roman and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2015) When are description logic knowledge bases indistinguishable? In: UNSPECIFIED (ed.) Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina, July 25-31, 2015. Palo Alto, U.S.: AAAI Press, pp. 4240-4246. ISBN 9781577357384.

    Kontchakov, Roman and Rezk, M. and Rodríguez-Muro, M. and Xiao, G. and Zakharyaschev, Michael (2014) Answering SPARQL queries over databases under OWL 2 QL entailment regime. In: Mika, P. and Tudorache, T. and Bernstein, A. and Welty, C. and Knoblock, C. and Vrandečić, D. and Groth, P. and Noy, N. and Janowicz, K. and Goble, C. (eds.) The Semantic Web – ISWC 2014. Lecture Notes in Computer Science 8796. Berlin, Germany: Springer, pp. 552-567. ISBN 9783319119632.

    Kontchakov, Roman and Zakharyaschev, Michael (2014) An introduction to description logics and query rewriting. In: Koubarakis, M. and Stamou, G. and Stoilos, G. and Horrocks, I. and Kolaitis, P. and Lausen, G. and Weikum, G. (eds.) Reasoning Web. Reasoning and the Web in the Big Data Era. Lecture Notes in Computer Science 8714. Berlin, Germany: Springer, pp. 195-244. ISBN 9783319105864.

    Botoeva, E. and Kontchakov, Roman and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2014) Query inseparability for description logic knowledge bases. In: Baral, C. and De Giacomo, G. and Eiter, T. (eds.) Proceedings, Fourteenth International Conference on Principles of Knowledge Representation and Reasoning (KR-14). California, U.S.: AAAI Press. ISBN 9781577356578.

    Kikot, Stanislav and Kontchakov, Roman and Podolskii, V. and Zakharyaschev, Michael (2014) On the succinctness of query rewriting over shallow ontologies. In: Henzinger, T. and Miller, D. (eds.) CSL-LICS '14 Proceedings of the Joint Meeting of the Twenty-Third EACSL Annual Conference on Computer Science Logic (CSL) and the Twenty-Ninth Annual ACM/IEEE Symposium on Logic in Computer Science (LICS). New York, U.S.: ACM, 57:1-57:10. ISBN 9781450328869.

    Botoeva, E. and Kontchakov, Roman and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2014) Query inseparability by games. In: Bienvenu, M. and Ortiz, M. and Rosati, R. and Simkus, M. (eds.) Informal Proceedings of DL (Vienna, 17-20 July). CEUR Workshop Proceedings 1193. CEUR, pp. 83-95.

    Artale, A. and Kontchakov, Roman and Kovtunova, A. and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2014) Temporal OBDA with LTL and DL-Lite. In: Bienvenu, M. and Ortiz, M. and Rosati, R. and Simkus, M. (eds.) Informal Proceedings of DL (Vienna, 17-20 July). CEUR Workshop Proceedings 1193. CEUR, pp. 21-32.

    Gutiérrez-Basulto, V. and Ibáñez-García, Y. and Kontchakov, Roman and Kostylev, E. (2013) Conjunctive queries with negation over DL-Lite: a closer look. In: Faber, W. and Lembo, D. (eds.) Web Reasoning and Rule Systems. LNCS 7994. Berlin, Germany: Springer, pp. 109-122. ISBN 9783642396656.

    Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2013) Conjunctive query inseparability in OWL2QL is ExpTime-hard. In: Eiter, T. and Glimm, B. and Kazakov, Y. and Krötzsch, M. (eds.) Informal Proceedings of DL (Ulm, 23-26 July). CEUR Workshop Proceedings 1014. CEUR-WS, pp. 353-363.

    Kontchakov, Roman and Rodríguez-Muro, M. and Zakharyaschev, Michael (2013) Ontology-based data access with databases: a short course. In: Rudolph, S. and Gottlob, G. and Horrocks, I. and van Harmelen, F. (eds.) Reasoning Web. Semantic Technologies for Intelligent Data Access. Lecture Notes in Computer Science 8067. Berlin, Germany: Springer, pp. 194-229. ISBN 9783642397837.

    Rodríguez-Muro, M. and Kontchakov, Roman and Zakharyaschev, Michael (2013) Ontology-based data access: ontop of databases. In: Alani, H. and et al., (eds.) The Semantic Web – ISWC 2013. Lecture Notes in Computer Science 8218. Berlin, Germany: Springer, pp. 558-573. ISBN 9783642413346.

    Kikot, Stanislav and Kontchakov, Roman and Podolskii, V. and Zakharyaschev, Michael (2013) Query rewriting over shallow ontologies. In: Eiter, T. and Glimm, B. and Kazakov, Y. and Krötzsch, M. (eds.) Informal Proceedings of DL (Ulm, 23-26 July). CEUR Workshop Proceedings 1014. CEUR-WS, pp. 316-327.

    Artale, A. and Kontchakov, Roman and Wolter, F. and Zakharyaschev, Michael (2013) Temporal description logic for ontology-based data access. In: Rossi, F. (ed.) Proceedings of the Twenty-Third International Joint Conference on Artificial Intelligence. California, U.S.: AAAI Press, pp. 711-717. ISBN 9781577356332.

    Artale, A. and Kontchakov, Roman and Wolter, F. and Zakharyaschev, Michael (2013) Temporalising OWL 2 QL. In: Eiter, T. and Glimm, B. and Kazakov, Y. and Krötzsch, M. (eds.) Informal Proceedings of DL (Ulm, 23-26 July). CEUR Workshop Proceedings 1014. CEUR-WS, pp. 17-28.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2013) The complexity of clausal fragments of LTL. In: McMillan, K. and Middeldorp, A. and Voronkov, A. (eds.) Logic for Programming, Artificial Intelligence, and Reasoning. Lecture Notes in Computer Science 8312. Berlin, Germany: Springer, pp. 35-52. ISBN 9783642452215.

    Kikot, Stanislav and Kontchakov, Roman and Zakharyaschev, Michael (2012) Conjunctive query answering with OWL 2 QL. In: Brewka, G. and Eiter, T. and McIlraith, S.A. (eds.) Principles of Knowledge Representation and Reasoning: Proceedings of the Thirteenth International Conference. California, U.S.: AAAI Press, pp. 275-285. ISBN 9781577355601.

    Artale, A. and Ryzhikov, V. and Kontchakov, Roman (2012) DL-lite with attributes and datatypes. In: de Raedt, L. and Bessiere, C. and Dubois, D. and Doherty, P. and Frasconi, P. and Heintz, F. and Lucas, P. (eds.) Frontiers in Artificial Intelligence and Applications. Amsterdam, The Netherlands: IOS Press, pp. 61-66. ISBN 9781614990970.

    Kikot, Stanislav and Kontchakov, Roman and Podolskii, V. and Zakharyaschev, Michael (2012) Exponential lower bounds and separation for query rewriting. In: Czumaj, A. and Mehlhorn, K. and Pitts, A. and Wattenhofer, R. (eds.) Automata, Languages, and Programming. Lecture Notes in Computer Science 7392 7392. Berlin, Germany: Springer, pp. 263-274. ISBN 9783642315848.

    Kikot, Stanislav and Kontchakov, Roman and Podolskii, V. and Zakharyaschev, Michael (2012) Long rewritings, short rewritings. In: UNSPECIFIED (ed.) Proceedings of the 2012 International Workshop on Description Logics, DL-2012, Rome, Italy, June 7-10, 2012. CEUR Workshop Proceedings 846. CEUR Workshop Proceedings.

    Gutiérrez-Basulto, V. and Ibáñez-García, Y. and Kontchakov, Roman (2012) An update on query answering with restricted forms of negation. In: Krotzsch, M. and Straccia, U. (eds.) Web Reasoning and Rule Systems. Lecture Notes in Computer Science 7497. Berlin, Germany: Springer, pp. 75-89. ISBN 9783642332029.

    Konev, B. and Kontchakov, Roman and Michel, L. and Schneider, T. and Wolter, F. and Zakharyaschev, Michael (2011) Conjunctive query inseparability of OWL 2 QL TBoxes. In: Burgard, W. and Roth, D. (eds.) Proceedings of the Twenty-Fifth AAAI Conference on Artificial Intelligence. California, U.S.: AAAI Press, pp. 221-226. ISBN 9781577355076.

    Artale, A. and Ibáñez-García, Y. and Kontchakov, Roman and Ryzhikov, V. (2011) DL-Lite with attributes and sub-roles (extended abstract). In: UNSPECIFIED (ed.) Proceedings of the DL Home 2011 International Workshop on Description Logics (DL2011) - Barcelona, Spain, July 13-16, 2011. CEUR Workshop Proceedings 745. CEUR Workshop Proceedings.

    Konev, B. and Kontchakov, Roman and Ludwig, M. and Schneider, T. and Wolter, F. and Zakharyaschev, Michael (2011) Module extraction via query inseparability in OWL 2 QL. In: UNSPECIFIED (ed.) Proceedings of the 24th International Workshop of Description Logics (DL 2011), Barcelona, Spain, July 13-16, 2011. CEUR Workshop Proceedings 745. CEUR Workshop Proceedings.

    Kikot, Stanislav and Kontchakov, Roman and Zakharyaschev, Michael (2011) On (in)tractability of OBDA with OWL 2 QL. In: Rosati, R. and Rudolph, S. and Zakharyaschev, Michael (eds.) Proceedings of the 24th International Workshop of Description Logics (DL 2011), Barcelona, Spain, July 13-16, 2011. CEUR Workshop Proceedings 745. CEUR Workshop Proceedings.

    Kontchakov, Roman and Nenov, Y. and Pratt-Hartmann, I. and Zakharyaschev, Michael (2011) On the decidability of connectedness constraints in 2D and 3D Euclidean spaces. In: Walsh, T. (ed.) Proceedings of the Twenty-Second International Joint Conference on Artificial Intelligence. California, U.S.: AAAI Press, pp. 957-962. ISBN 9781577355120.

    Kikot, Stanislav and Kontchakov, Roman and Zakharyaschev, Michael (2011) Polynomial conjunctive query rewriting under unary inclusion dependencies. In: Rudolph, S. and Gutierrez, C. (eds.) Web Reasoning and Rule Systems (5th International Conference, RR 2011). Lecture Notes in Computer Science 6902. Berlin, Germany: Springer, pp. 124-138. ISBN 9783642235795.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2011) Tailoring temporal description logics for reasoning over temporal conceptual models. In: Tinelli, C. and Sofronie-Stokkermans, V. (eds.) Frontiers of Combining Systems. Lecture Notes in Computer Science 6989. Berlin, Germany: Springer, pp. 1-11. ISBN 9783642243639.

    Kontchakov, Roman and Lutz, C. and Toman, D. and Wolter, F. and Zakharyaschev, Michael (2011) The combined approach to ontology-based data access. In: Walsh, T. (ed.) Twenty-Second International Joint Conference on Artificial Intelligence. California, U.S.: AAAI Press, pp. 2656-2661. ISBN 9781577355120.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2010) Complexity of reasoning over temporal data models. In: Parsons, J. and Saeki, M. and Shoval, P. and Woo, C. and Wand, Y. (eds.) Conceptual Modeling – ER 2010. Lecture Notes in Computer Science 6412. Berlin, Germany: Springer, pp. 174-187. ISBN 9783642163722.

    Kontchakov, Roman and Pratt-Hartmann, I. and Zakharyaschev, Michael (2010) Interpreting topological logics over Euclidean spaces. In: Lin, F. and Sattler, U. and Truszczynski, M. (eds.) Principles of Knowledge Representation and Reasoning: Proceedings of the Twelfth International Conference, KR 2010, Toronto, Ontario, Canada, May 9-13, 2010. California, U.S.: AAAI Press, pp. 534-544. ISBN 9781577354512.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2010) Past and future of DL-Lite. In: Fox, M. and Poole, D. (eds.) Proceedings of the Twenty-Fourth AAAI Conference on Artificial Intelligence, AAAI 2010, Atlanta, Georgia, USA, July 11-15, 2010. California, U.S.: AAAI Press, pp. 243-248. ISBN 9781577354659.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2010) Temporal conceptual modelling with DL-Lite. In: Haarslev, V. and Toman, D. and Weddell, G. (eds.) Proceedings of the 23rd International Workshop on Description Logics (DL 2010), Waterloo, Ontario, Canada, May 4-7, 2010. CEUR Workshop Proceedings 573. CEUR Workshop Proceedings, pp. 9-19.

    Kontchakov, Roman and Lutz, C. and Toman, D. and Wolter, F. and Zakharyaschev, Michael (2010) The combined approach to query answering in DL-Lite. In: Lin, F. and Sattler, U. and Truszczynski, M. (eds.) Principles of Knowledge Representation and Reasoning: Proceedings of the Twelfth International Conference, KR 2010, Toronto, Ontario, Canada, May 9-13, 2010. California, U.S.: AAAI Press. ISBN 9781577354512.

    Kontchakov, Roman and Lutz, C. and Toman, D. and Wolter, F. and Zakharyaschev, Michael (2009) Combined FO rewritability for conjunctive query answering in DL-Lite. In: Cuenca Grau, B. and Horrocks, I. and Motik, B. and Sattler, U. (eds.) Proceedings of the 22nd International Workshop on Description Logics (DL 2009), Oxford, UK, July 27-30, 2009. CEUR Workshop Proceedings 477. CEUR Workshop Proceedings.

    Artale, A. and Calvanese, D. and Kontchakov, Roman and Zakharyaschev, Michael (2009) Adding weight to DL-Lite. In: Cuenca Grau, B. and Horrocks, I. and Motik, B. and Sattler, U. (eds.) Proceedings of the 22nd International Workshop on Description Logics (DL 2009), Oxford, UK, July 27-30, 2009. CEUR Workshop Proceedings 477. CEUR Workshop Proceedings.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2009) DL-Lite with temporalised concepts, rigid axioms and roles. In: Ghilardi, S. and Sebastiani, R. (eds.) Frontiers of Combining Systems. Lecture Notes in Computer Science 5749. Berlin, Germany: Springer, pp. 133-148. ISBN 9783642042218.

    Artale, A. and Calvanese, D. and Kontchakov, Roman and Zakharyaschev, Michael (2009) DL-Lite without UNA. In: Cuenca Grau, B. and Horrocks, I. and Motik, B. and Sattler, U. (eds.) Proceedings of the 22nd International Workshop on Description Logics (DL 2009), Oxford, UK, July 27-30, 2009. CEUR Workshop Proceedings 477. CEUR Workshop Proceedings.

    Artale, A. and Kontchakov, Roman and Ryzhikov, V. and Zakharyaschev, Michael (2009) Extending DL-Lite sometime in the future. In: Cuenca Grau, B. and Horrocks, I. and Motik, B. and Sattler, U. (eds.) Proceedings of the 22nd International Workshop on Description Logics (DL 2009), Oxford, UK, July 27-30, 2009. CEUR Workshop Proceedings 477. CEUR Workshop Proceedings.

    Kontchakov, Roman and Pulina, L. and Sattler, U. and Schneider, T. and Selmer, Petra and Wolter, F. and Zakharyaschev, Michael (2009) Minimal module extraction from DL-Lite ontologies using QBF solvers. In: Boutilier, C. (ed.) IJCAI 2009, Proceedings of the 21st International Joint Conference on Artificial Intelligence, Pasadena, California, USA, July 11-17, 2009. California, U.S.: AAAI Press, pp. 836-841. ISBN 9781577354260.

    Kontchakov, Roman and Pratt-Hartmann, I. and Wolter, F. and Zakharyaschev, Michael (2008) Topology, connectedness, and modal logic. In: Areces, C. and Goldblatt, R. (eds.) Advances in Modal Logic. London, UK: College Publications, pp. 151-176. ISBN 9781904987680.

    Kontchakov, Roman and Wolter, F. and Zakharyaschev, Michael (2008) Can you tell the difference between DL-Lite ontologies? In: Brewka, G. and Lang, J. (eds.) Proceedings, Eleventh International Conference on Principles of Knowledge Representation and Reasoning (2008). California, U.S.: AAAI Press, pp. 285-295. ISBN 9781577353843.

    Kontchakov, Roman and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2008) Checking DL-Lite modularity with QBF solvers. In: Baader, F. and Lutz, C. and Motik, B. (eds.) Proceedings of the 21st International Workshop on Description Logics (DL2008), Dresden, Germany, May 13-16, 2008. CEUR Workshop Proceedings 353. CEUR Workshop Proceedings.

    Kontchakov, Roman and Zakharyaschev, Michael (2008) DL − Lite and role inclusions. In: Domingue, J. and Anutariya, C. (eds.) The Semantic Web. Lecture Notes in Computer Science 5367. Berlin, Germany: Springer, pp. 16-30. ISBN 9783540897033.

    Kontchakov, Roman and Pratt-Hartmann, I. and Wolter, F. and Zakharyaschev, Michael (2008) On the computational complexity of spatial logics with connectedness constraints. In: Cervesato, C. and Veith, V. and Voronkov, A. (eds.) Logic for Programming, Artificial Intelligence, and Reasoning. Lecture Notes in Computer Science 5330. Berlin, Germany: Springer, pp. 574-589. ISBN 9783540894384.

    Kontchakov, Roman and Kurucz, A. and Wolter, F. and Zakharyaschev, Michael (2007) Spatial logic + temporal logic = ? In: Aiello, M. and Pratt-Hartmann, I. and Van Benthem, J. (eds.) Handbook of Spatial Logics. Berlin, Germany: Springer, pp. 497-564. ISBN 9781402055867.

    This list was generated on Thu Nov 15 03:10:48 2018 GMT.