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    Article

    Botoeva, E. and Lutz, C. and Ryzhikov, Vladislav and Wolter, F. and Zakharyaschev, Michael (2018) Query inseparability for ALC ontologies. Artificial Intelligence , ISSN 0004-3702. (In Press)

    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.

    Brandt, S. and Güzel Kalaycı, E. and Ryzhikov, Vladislav and Xiao, G. and Zakharyaschev, Michael (2018) Querying log data with Metric Temporal Logic. Artificial Intelligence Research 62 , pp. 829-877. ISSN 1927-6974.

    Bresolin, D. and Kurucz, A. and Muñoz-Velasco, E. and Ryzhikov, V. and Sciavicco, G. and Zakharyaschev, Michael (2017) Horn fragments of the Halpern-Shoham Interval Temporal Logic. ACM Transactions on Computational Logic 18 (3), pp. 1-39. ISSN 1529-3785.

    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.

    Botoeva, E. and Lutz, C. and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2016) When is query inseparability for ALC Ontologies decidable? CEUR Workshop Proceedings 1577 , ISSN 1613-0073.

    Konev, B. and Lutz, C. and Wolter, F. and Zakharyaschev, Michael (2015) Conservative rewritability of description logic TBoxes: first results. CEUR Workshop Proceedings , ISSN 1613-0073.

    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.

    Mosurovic, N. and Krdzavac, H. and Graves, M. and Zakharyaschev, Michael (2013) A decidable extension of SROIQ with complex role chains and unions. Journal of Artificial Intelligence Research 47 , pp. 809-851. ISSN 1076-9757.

    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.

    Kurucz, A. and Wolter, F. and Zakharyaschev, Michael (2011) On P/NP Dichotomies for EL subsumption under relational constraints. CEUR Workshop Proceedings (745), ISSN 1613-0073.

    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.

    Sheremet, M. and Wolter, F. and Zakharyaschev, Michael (2010) A modal logic framework for reasoning about comparative distances and topology. Annals of Pure and Applied Logic 161 (4), pp. 534-559. ISSN 0168-0072.

    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.

    Wolter, F. and Zakharyaschev, Michael (2008) Undecidability of the unification and admissibility problems for modal and description logics. ACM Transactions on Computational Logic 9 (4), ISSN 1529-3785.

    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

    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.

    Botoeva, E. and Konev, B. and Lutz, C. and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2017) Inseparability and conservative extensions of description logic ontologies: a survey. In: Pan, J.Z. and Calvanese, D. and Eiter, T. and Horrocks, I. and Kifer, M. and Lin, F. and Zhao, Y. (eds.) Reasoning Web: Logical Foundation of Knowledge Graph Construction and Query Answering. Lecture Notes in Computer Science 9885. New York, U.S.: Springer, pp. 27-89. ISBN 9783319494920.

    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.

    Botoeva, E. and Lutz, C. and Ryzhikov, V. and Wolter, F. and Zakharyaschev, Michael (2016) Query-based entailment and inseparability for ALC ontologies. In: UNSPECIFIED (ed.) The 25th International Joint Conference on Artificial Intelligence IJCAI-16. Palo Alto, U.S.: AAAI Press / International Joint Conferences on Artificial Intelligence, pp. 1001-1007. ISBN 9781577357704.

    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.

    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.

    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.

    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.

    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.

    Zakharyaschev, Michael (2011) Logic in the time of WWW: an OWL view. In: Beklemishev, L.D. and Queiroz, R.J.G.B. (eds.) Logic, Language, Information and Computation. Lecture Notes In Computer Science 6642. Berlin, Germany: Springer, pp. 6-7. ISBN 9783642209192.

    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.

    Zakharyaschev, Michael (2011) Query inseparability and module extraction in OWL 2 QL. In: Kutz, O. and Schneider, T. (eds.) Modular Ontologies. Frontiers in Artificial Intelligence and Applications 230. Amsterdam, The Netherlands: IOS Press, pp. 10-11. ISBN 9781607507987.

    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.

    Kurucz, A. and Wolter, F. and Zakharyaschev, Michael (2010) Islands of tractability for relational constraints: towards dichotomy results for the description logic EL. In: Beklemishev, L. and Goranko, V. and Shehtman, V. (eds.) Papers from the eighth conference on "Advances in Modal Logic," held in Moscow, Russia, 24-27. Advances In Modal Logic 8. London, UK: College Publications, pp. 271-291. ISBN 9781848900134.

    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.

    Zakharyaschev, Michael and Sattler, U. and Schneider, T. (2009) Which kind of module should I extract? 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.

    Lutz, C. and Wolter, F. and Zakharyaschev, Michael (2008) Temporal description logics: a survey. In: Demri, S. and Jensen, D.S. (eds.) 2008 15th International Symposium on Temporal Representation and Reasoning. Piscataway, U.S.: IEEE Computer Society, pp. 3-14. ISBN 9780769531816.

    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 03:15:59 2018 GMT.