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Frosini, Riccardo and Poulovassilis, Alex and Wood, Peter and Calì, Andrea (2022) Optimisation techniques for flexible SPARQL queries. ACM Transactions on the Web 16 (4), pp. 1-44. ISSN 1559-1131.

Zumpano, E. and Caroprese, L. and Veltri, P. and Calì, Andrea and Radulescu, F. (2019) Mathematical theories in the era of Big Data. Mathematical Problems in Engineering 2019 , pp. 1-2. ISSN 1024-123X.

Calì, Andrea (2017) Querying and searching the deep web. In: UNSPECIFIED (ed.) Proceedings of the 7th International Conference on Web Intelligence, Mining and Semantics - WIMS '17. The Association for Computing Machinery. ISBN 9781450352253.

Anelli, V.W. and Bellini, V. and Calì, Andrea and De Santis, G. and di Noia, T. and di Sciascio, E. (2017) Querying deep web data sources as linked data. In: UNSPECIFIED (ed.) Proceedings of the 7th International Conference on Web Intelligence, Mining and Semantics - WIMS '17. The Association for Computing Machinery, pp. 1-7. ISBN 9781450352253.

Calì, Andrea and Wood, Peter T. and Martin, Nigel and Poulovassilis, Alexandra, eds. (2017) Data Analytics: 31st British International Conference on Databases, BICOD 2017, London, UK, July 10–12, 2017, Proceedings. Lecture Notes in Computer Science 10365. Springer. ISBN 9783319607948.

Frosini, R. and Calì, Andrea and Poulovassilis, Alexandra and Wood, Peter T. (2017) Flexible query processing for SPARQL. Semantic Web – Interoperability, Usability, Applicability 8 (4), pp. 533-563. ISSN 1570-0844.

Calì, Andrea (2017) Ontology querying: datalog strikes back. In: Ianni, G. and Lembo, D. and Bertossi, L. and Faber, W. and Glimm, B. and Gottlob, G. and Staab, S. (eds.) Reasoning Web. Semantic Interoperability on the Web. Lecture Notes in Computer Science 10370 10370. Springer, pp. 64-67. ISBN 9783319610320.

Frosini, Riccardo (2017) Optimisation techniques for flexible querying in SPARQL 1.1. In: Calì, Andrea and Wood, Peter T. and Martin, Nigel and Poulovassilis, Alexandra (eds.) Data Analytics. Lecture Notes in Computer Science 10365. Springer, pp. 106-110. ISBN 9783319607948.

Meštrović, A. and Calì, Andrea (2017) An ontology-based approach to information retrieval. In: Calì, Andrea and Gorgan, D. and Ugarte, M. (eds.) Semantic Keyword-Based Search on Structured Data Sources. Lecture Notes in Computer Science 10151. Berlin, Germany: Springer, pp. 150-156. ISBN 9783319536392.

Calì, Andrea and Martinenghi, D. and Torlone, R. (2016) Keyword queries over the deep web. In: Comyn-Wattiau, I. and Tanaka, K. and Song, I.Y. and Yamamoto, S. and Saeki, M. (eds.) Conceptual Modeling. Lecture Notes in Computer Science 9974 9974. New York, U.S.: Springer, pp. 260-268. ISBN 9783319463964.

Dimartino, Mirko and Calì, Andrea and Poulovassilis, Alexandra and Wood, Peter T. (2016) Query rewriting under linear EL knowledge bases. In: Ortiz, M. and Schlobach, S. (eds.) Web Reasoning and Rule Systems: 10th International Conference, RR 2016, Aberdeen, UK, September 9-11, 2016, Proceedings. Lecture Notes in Computer Science 9898. New York, U.S.: Springer, pp. 61-76. ISBN 9783319452753.

Anelli, V.W. and Calì, Andrea and Di Noia, T. and Palmonari, M. and Ragone, A. (2016) Exposing open street map in the linked data cloud. In: Fujita, H. and Ali, M. and Selamat, A. and Sasaki, J. and Kurematsu, M. (eds.) Trends in Applied Knowledge-Based Systems and Data Science. Lecture Notes in Computer Science 9799. Cham, Switzerland: Springer, pp. 344-355. ISBN 9783319420066.

Bertossi, L. and Calì, Andrea and Milani, M. (2016) Query answering on expressive Datalog+/- ontologies. In: Pichler, R. and Soares da Silva, A. (eds.) AMW 2016 Alberto Mendelzon Workshop on Foundations of Data Management. CEUR Workshop Proceedings 1644. CEUR.

Calì, Andrea and Martinenghi, D. and Torlone, R. (2015) Keyword search in the Deep Web. In: Calì, Andrea and Vidal, M.E. (eds.) AMW 2015 - Alberto Mendelzon Workshop on Foundations of Data Management. CEUR Workshop Proceedings 1378. CEUR.

Dimartino, M.M. and Calì, Andrea and Poulovassilis, Alexandra and Wood, Peter T. (2015) Peer-to-peer semantic integration of linked data. In: Fischer, P.M. and Alonso, G. and Arenas, M. and Geerts, F. (eds.) EDBT/ICDT 2015 Workshops. CEUR Workshop Proceedings 1330. CEUR, pp. 213-220.

Dimartino, Mirko and Calì, Andrea and Poulovassilis, Alexandra and Wood, Peter T. (2015) Implementing peer-to-peer semantic integration of linked data. In: Maneth, S. (ed.) Data Science. Lecture Notes in Computer Science 9147. New York, U.S.: Springer, pp. 41-45. ISBN 9783319204239.

Calì, Andrea and Martinenghi, D. and Torlone, R. (2015) Processing keyword queries under access limitations. In: Cardoso, J. and Guerra, F. and Houben, G.-J. and Pinto, A.M. and Velegrakis, Y. (eds.) Semantic Keyword-based Search on Structured Data Sources. Lecture Notes in Computer Science 9398. New York, U.S.: Springer, pp. 30-35. ISBN 9783319279312.

Calì, Andrea and De Virgilio, R. and Di Noia, T. and Menichetti, L. and Mirizzi, R. and Nardini, L.M. and Ostuni, V.C. and Rebecca, F. and Ungania, M. (2014) Semantic search in RealFoodTrade. In: Gottlob, G. and Perez, J. (eds.) AMW - 2014 Alberto Mendelzon Workshop on Foundations of Data Management. CEUR Workshop Proceedings 1189. CEUR Workshop Proceedings.

Calì, Andrea and Razgon, Igor (2014) Complexity of conjunctive query answering under access limitations (preliminary report). In: Greco, S. and Picariello, S. (eds.) 22nd Italian Symposium on Advanced Database Systems. New York, U.S.: Curran Associates, pp. 256-263. ISBN 9781634391450.

Calì, Andrea and Frosini, R. and Poulovassilis, Alexandra and Wood, Peter T. (2014) Flexible querying for SPARQL. Lecture Notes in Computer Science 8841 , pp. 473-490. ISSN 0302-9743.

Calì, Andrea and De Virgilio, R. and Di Noia, T. (2014) How to find the best fish market in Sorrento? In: Greco, S. and Picariello, A. (eds.) 22nd Italian Symposium on Advanced Database Systems. New York, U.S.: Curran Associates, pp. 394-398. ISBN 9781634391450.

Calì, Andrea and Gottlob, G. and Kifer, M. (2013) Taming the infinite chase: query answering under expressive relational constraints. Journal of Artificial Intelligence Research 48 , pp. 115-174. ISSN 1076-9757.

Calì, Andrea and Gottlob, G. and Pieris, A. (2012) Towards more expressive ontology languages: the query answering problem. Artificial Intelligence 193 , pp. 87-128. ISSN 0004-3702.

Calì, Andrea and Gottlob, G. and Lukasiewicz, T. (2012) A general datalog-based framework for tractable query answering over ontologies. Web Semantics: Science, Services and Agents on the World Wide Web 14 , pp. 57-83. ISSN 1570-8268.

Calì, Andrea and Console, M. and Frosini, R. (2012) On separability of ontological constraints. In: Freire, J. and Suciu, D. (eds.) Proceedings of the 6th Alberto Mendelzon International Workshop on Foundations of Data Management, Ouro Preto, Brazil, June 27-30, 2012. CEUR Workshop Proceedings 866. CEUR Workshop Proceedings, pp. 48-61.

Calì, Andrea and Gottlob, G. and Orsi, G. and Pieris, A. (2012) On the interaction of existential rules and equality constraints in ontology querying. In: Erdem, E. and Lee, J. and Lierler, Y. and Pearce, D. (eds.) Correct Reasoning: Essays on Logic-Based AI in Honour of Vladimir Lifschitz. Lecture Notes in Computer Science 7265. Berlin, Germany: Springer, pp. 117-133. ISBN 9783642307423.

Calì, Andrea and Gottlob, G. and Pieris, A. (2012) Ontological query answering under expressive entity-relationship schemata. Information Systems 37 (4), pp. 320-335. ISSN 0306-4379.

Calì, Andrea and Gottlob, G. and Orsi, G. and Pieris, A. (2012) Querying UML class diagrams. In: Birkedal, L. (ed.) Foundations of Software Science and Computational Structures. Lecture Notes in Computer Science 7213. Berlin, Germany: Springer, pp. 1-25. ISBN 9783642287282.

Calì, Andrea and Gottlob, G. and Lukasiewicz, T. and Pieris, A. (2011) A logical toolbox for ontological reasoning. ACM SIGMOD Record 40 (3), pp. 5-14. ISSN 0163-5808.

Calì, Andrea and Gottlob, G. and Lukasiewicz, T. and Pieris, A. (2011) Datalog+/-: a family of languages for ontology querying. In: de Moor, O. and Gottlob, G. and Furche, T. and Sellers, A. (eds.) Datalog Reloaded. Lecture Notes in Computer Science 6702. London, UK: Springer, pp. 351-368. ISBN 9783642242069.

Amalfi, M. and Artale, A. and Calì, Andrea and Provetti, Alessandro (2011) Generating preview instances for the face validation of entity-relationship schemata: the acyclic case. In: 16th International Conference, DASFAA 2011, 22-25 Apr 2011, Hong Kong, China.

Calì, Andrea and Gottlob, G. and Pieris, A. (2011) New expressive languages for ontological query answering. In: Burgard, W. and Roth, D. (eds.) Proceedings of the Twenty-Fifth AAAI Conference on Artificial Intelligence, AAAI 2011, San Francisco, California, USA, August 7-11, 2011. California, U.S.: AAAI Press, pp. 1541-1546. ISBN 9781577355076.

Calì, Andrea and Pieris, A. (2011) On equality-generating dependencies in ontology querying - preliminary report. In: Barcelo, P. and Tannen, V. (eds.) Proceedings of the 5th Alberto Mendelzon International Workshop on Foundations of Data Management, Santiago, Chile, May 9-12, 2011. CEUR Workshop Proceedings 749. CEUR Workshop Proceedings.

Calì, Andrea and Gottlob, G. and Pieris, A. (2011) Querying conceptual schemata with expressive equality constraints. In: Jeusfeld, M. and Delcambre, L. and Ling, T.-W. (eds.) Conceptual Modeling: ER 2011. Lecture Notes in Computer Science 6998. Berlin, Germany: Springer, pp. 161-174. ISBN 9783642246050.

Calì, Andrea and Gottlob, G. and Pieris, A. (2010) Query rewriting under non-guarded rules. Proceedings of the 4th Alberto Mendelzon International Workshop on Foundations of Data Management 619 , ISSN 1613-0073.

Calì, Andrea and Gottlob, G. and Kifer, M. and Lukasiewicz, T. and Pieris, A. (2010) Ontological reasoning with F-Logic Lite and its extensions. In: UNSPECIFIED (ed.) Proceedings of the Twenty-Fourth AAAI Conference on Artificial Intelligence. AAAI 10. Palo Alto, California, USA: AAAI Publications, pp. 1660-1665. ISBN 9781577354635.

Calì, Andrea and Lakshmanan, L.V.S. and Martinenghi, D. (2010) Selected papers from the Logic in Databases Workshop 2008. Journal of Applied Logic 8 (2), pp. 151-152. ISSN 1570-8683.

Calì, Andrea and Martinenghi, D. (2010) Querying incomplete data over extended ER schemata. Theory and Practice of Logic Programming 10 (S03), pp. 291-329. ISSN 1471-0684.

Calì, Andrea and Gottlob, G. and Pieris, A. (2010) Advanced processing for ontological queries. In: UNSPECIFIED (ed.) 36th International Conference on Very Large Data Bases 2010 (VLDB 2010), Singapore, 13-17 September 2010. Proceedings of the VLDB Endowment 3. New York, U.S.: Association for Computing Machinery, pp. 554-565. ISBN 9781617820373.

Calì, Andrea and Gottlob, G. and Lukasiewicz, T. and Marnette, B. and Pieris, A. (2010) Datalog+/-: a family of logical knowledge representation and query languages for new applications. In: UNSPECIFIED (ed.) 25th Annual IEEE Symposium on Logic in Computer Science. Washington, USA: IEEE Computer Society, pp. 228-242. ISBN 9780769541143.

Calì, Andrea and Martinenghi, D. (2010) Optimizing query processing for the hidden web. In: UNSPECIFIED (ed.) Advances in Web Technologies and Applications: Proceedings of the 12th Asia-Pacific Web Conference. Tokyo, Japan: IEEE Computer Society. ISBN 9780769540122.

Calì, Andrea and Gottlob, G. and Pieris, A. (2010) Query answering under expressive entity-relationship schemata. In: Parsons, J. and Woo, C. and Saeki, M. and Shoval, P. and Wand, Y. (eds.) Conceptual Modeling. Lecture Notes in Computer Science 6412 6412. London, UK: Springer, pp. 347-361. ISBN 9783642163739.

Calì, Andrea and Gottlob, G. and Pieris, A. (2010) Query answering under non-guarded rules in datalog+/-. In: Pascal, H. and Thomas, L. (eds.) Web Reasoning and Rule. Systems Lecture Notes in Computer Science 6333. Berlin, Germany: Springer, pp. 1-17. ISBN 978-3-642-15917-6.

Calì, Andrea and Martinenghi, D. (2010) Querying the deep web. In: Manolescu, I. and Spaccapietra, S. and Teubner, J. and Kitsuregawa, M. and Leger, A. and Naumann, F. and Ailamaki, A. and Ozcan, F. (eds.) Proceedings of the 13th International Conference on Extending Database Technology. New York, USA: ACM Publications, pp. 724-727. ISBN 9781605589459.

Calì, Andrea and Gottlob, G. and Pieris, A. (2010) Tractable query answering over conceptual schemata (extended abstract). In: Bergamaschi, S. and Lodi, S. and Martoglia, R. and Sartori, C. (eds.) Proceedings of the Eighteenth Italian Symposium on Advanced Database Systems, SEBD 2008, 22-25 June 2008, Mondello, PA, Italy. Bologna, Italy: Esculapio Editore, pp. 454-461. ISBN 9788874883691.

Calì, Andrea and Lakshmanan, L.V.S. and Martinenghi, D. (2009) Logic in databases. ACM SIGMOD Record 38 (3), pp. 44-49. ISSN 0163-5808.

Calì, Andrea and Calvanese, D. and Martinenghi, D. (2009) Dynamic query optimization under access limitations and dependencies. Journal of Universal Computer Science 15 (1), pp. 33-62. ISSN 0948-695x.

Calì, Andrea and Torlone, R. (2009) Checking containment of schema mappings. In: Arenas, M. and Bertossi, L.E. (eds.) Proceedings of the 3rd Alberto Mendelzon International Workshop on Foundations of Data Management, Arequipa, Peru, May 12-15, 2009. CEUR Workshop Proceedings 450. CEUR Workshop Proceedings.

Calì, Andrea and Gottlob, G. and Lukasiewicz, T. (2009) Datalog extensions for tractable query answering over ontologies. In: de Virgilio, R. and Giunchiglia, F. and Tanca, L. (eds.) Semantic Web Information Management. Berlin, Germany: Springer, pp. 249-279. ISBN 9783642043284.

Calì, Andrea and Gottlob, G. and Lukasiewicz, T. (2009) Datalog±: a unified approach to ontologies and integrity constraints. In: Fagin, R. (ed.) Proceedings of the 12th International Conference on Database Theory - ICDT '09. ACM International Conference Proceeding Series 361. New York, U.S.: ACM Publications, pp. 14-30. ISBN 9781605584232.

Calì, Andrea and Lukasiewicz, T. and Predoiu, L. and Stuckenschmidt, H. (2009) Tightly coupled probabilistic description logic programs for the semantic web. In: Spaccapietra, S. (ed.) Journal on Data Semantics XII. Lecture Notes in Computer Science 5480. Berlin, Germany: Springer, pp. 95-130. ISBN 9783642006845.

Calì, Andrea and Gottlob, G. and Pieris, A. (2009) Tractable query answering over conceptual schemata. In: Laender, A.H.F. and Castano, S. and Dayal, U. and Casati, F. and Oliverira, J.P.M. (eds.) 28th International Conference on Conceptual Modeling. Lecture Notes in Computer Science 5829. Berlin, Germany: Springer, pp. 175-190. ISBN 9783642048401.

Calì, Andrea and Gottlob, G. and Lukasiewicz, T. (2009) Tractable query answering over ontologies with datalog. 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.

Calì, Andrea and Gottlob, G. and Lukasiewicz, T. (2009) A general datalog-based framework for tractable query answering over ontologies. In: Paredaens, J. and Su, J. (eds.) Proceedings of the twenty-eighth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems - PODS '09. New York, U.S.: ACM Publications, pp. 77-86. ISBN 9781605585536.

Calì, Andrea and Torlone, R. (2008) On the containment of schema mappings. In: SEBD 2008: Sixteenth Italian Symposium on Advanced Database Systems, 22-25 Jun 2008, Mondello, Italy.

Calì, Andrea and Lukasiewicz, T. and Predoiu, L. and Stuckenschmidt, H. (2008) Representing ontology mappings with probabilistic description logics programs. In: SEBD 2008: Sixteenth Italian Symposium on Advanced Database Systems, 22-25 Jun 2008, Mondello, Italy.

Calì, Andrea and Lukasiewicz, T. and Predoiu, L. and Stuckenschmidt, H. (2008) Rule-based approaches for representing probabilistic ontology mappings. In: da Costa, P.C.G. and d'Amato, C. and Fanizzi, N. and Laskey, K.B. and Laskey, K.J. and Lukasiewicz, T. and Nickles, M. and Pool, M. (eds.) Uncertainty Reasoning for the Semantic Web I. Lecture Notes in Computer Science 5327. Berlin, Germany: Springer, pp. 66-87. ISBN 9783540897644.

Calì, Andrea and Gottlob, G. and Kifer, M. (2008) Taming the infinite chase: query answering under expressive relational constraints. In: Brewka, G. and Lang, J. (eds.) Principles of Knowledge Representation and Reasoning: Proceedings of the Eleventh International Conference, KR 2008, Sydney, Australia, September 16-19, 2008. California, U.S.: AAAI Press, pp. 70-80. ISBN 9781577353843.

Calì, Andrea and Gottlob, G. and Kifer, M. (2008) Taming the infinite chase: query answering under expressive relational constraints. 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.

Calì, Andrea and Lukasiewicz, T. (2008) An approach to probabilistic data integration for the semantic web. In: da Costa, P.C.G. and d'Amato, C. and Fanizzi, N. and Laskey, K.B. and Laskey, K.J. and Lukasiewicz, T. and Nickles, M. and Pool, M. (eds.) Uncertainty Reasoning for the Semantic Web I. Berlin, Germany: Springer, pp. 52-65. ISBN 9783540897644.

Calì, Andrea and Kifer, M. (2007) Containment of conjunctive object meta-queries. In: Ceci, M. and Malerba, D. and Tanca, L. (eds.) Proceedings of the Fifteenth Italian Symposium on Advanced Database Systems. Dipartimento di Informatica: Università degli Studi. ISBN 9788890298103.

Calì, Andrea and Calvanese, D. and Martinenghi, D. (2007) Optimization of query plans in the presence of access limitations. In: 1st Workshop on Emerging Research Opportunities for Web Data Management, 2007, Barcelona, Spain.

Calì, Andrea and Martinenghi, D. and Carbotta, D. (2007) Query optimisation for web data sources: minimisation of the number of accesses. In: Ceci, M. and Malerba, D. and Tanca, L. (eds.) Proceedings of the Fifteenth Italian Symposium on Advanced Database Systems. Dipartimento di Informatica: Università degli Studi, pp. 316-323.

Calì, Andrea (2007) Querying incomplete data with logic programs: ER strikes back. In: Parent, C. and Schewe, K.D. and Storey, V.C. and Thalheim, B. (eds.) Conceptual Modeling: ER 2007. Lecture Notes in Computer Science 4801. Springer, pp. 245-260. ISBN 9783540755623.

Calì, Andrea and Lukasiewicz, T. (2007) Tightly integrated probabilistic description logic programs for the semantic web. In: Dahl, V. and Niemelä, I. (eds.) Logic Programming: ICLP 2007. Lecture Notes in Computer Science 4670. Springer, pp. 428-429. ISBN 9783540746089.

Calì, Andrea and Lukasiewicz, T. and Predoiu, L. and Stuckenschmidt, H. (2007) A framework for representing ontology mappings under probabilities and inconsistency. In: Bobillo, F. and da Costa, P.C.G. and d'Amato, C. and Fanizzi, N. and Fung, F. and Lukasiewicz, T. and Martin, T. and Nickles, M. and Peng, Y. and Pool, M. and Smrz, P. and Vojt, P. (eds.) Proceedings of the 3rd ISWC Workshop on Uncertainty Reasoning for the Semantic Web. CEUR.

Bertini, E. and Santucci, G. and Calì, Andrea (2006) Automatic interface generation through interaction, users, and devices modeling. In: Calvary, G. and Pribeanu, C. and Santucci, G. and Vanderdonckt, J. (eds.) Computer-Aided Design of User Interfaces. Springer. ISBN 9781402058196.

Calì, Andrea and Kifer, M. (2006) Containment of conjunctive object meta-queries. In: Dayal, U. and Whang, K.-Y. and Lomet, D.B. and Alonso, G. and Lohman, G.M. and Kersten, M.L. and Kyun Cha, S. and Kim, Y.-K. (eds.) Proceedings of the 32nd international conference on Very large data bases. ACM, pp. 942-952.

Calì, Andrea (2006) Containment of conjunctive queries over conceptual schemata. In: Li Lee, M. and Tan, K.L. and Wuwongse, V. (eds.) Database Systems for Advanced Applications. Lecture Notes in Computer Science 3882. Springer. ISBN 9783540333371.

Calì, Andrea and Calvanese, D. (2006) Containment of conjunctive queries under access limitations. In: De Antonellis, V. and Diamantini, C. and Tiberio, P. (eds.) Proceedings of the 14th Italian Symposium on Advanced Database Systems. SEBD, pp. 131-138.

Calì, Andrea and Calvanese, D. (2006) Optimising query answering in the presence of access limitations. In: Marik, V. (ed.) 17th International Workshop on Database and Expert Systems Applications (DEXA'06). IEEE Computer Society. ISBN 0769526411.

Calì, Andrea and Lukasiewicz, T. (2006) An approach to probabilistic data integration for the semantic web. In: da Costa, P.C.G. and Laskey, K.B. and Laskey, K.J. and Fung, F. and Pool, M. (eds.) Proceedings of the 2nd ISWC Workshop on Uncertainty Reasoning for the Semantic Web. ISWC.

Calì, Andrea (2005) IM3: a system for matchmaking in mobile environments. In: Khosla, R. and Howlett, R.J. and Jain, L.C. (eds.) KES 2005: Knowledge-Based Intelligent Information and Engineering Systems. Lecture Notes in Computer Science 3681. Springer. ISBN 9783540288947.

Bertini, E. and Calì, Andrea and Catarci, T. and Gabrielli, S. and Kimani, S. (2005) Interaction-based adaptation for small screen devices. In: Ardissono, L. and Brna, P. and Mitrovic, A. (eds.) 10th International Conference: User Modeling. Lecture Notes in Computer Science 3538. Springer, pp. 277-281.

Calì, Andrea and Calvanese, D. and Franconi, E. and Lenzerini, M. and Tanca, L., eds. (2005) Proceedings of the 13th Italian symposium on advanced database systems. SEBD. ISBN 8854801224.

Calì, Andrea and Lembo, D. and Rosati, R. (2005) A comprehensive semantic framework for data integration systems. Journal of Applied Logic 3 (2), pp. 308-328. ISSN 1570-8683.

Calì, Andrea and Calvanese, Diego and De Giacomo, Giuseppe and Lenzerini, Maurizio (2004) Data integration under integrity constraints. Information Systems 29 (2), pp. 147-163. ISSN 03064379.

Calì, Andrea and Lembo, D. and Rosati, R. and Ruzzi, M. (2004) Experimenting data integration with DIS@DIS. In: Persson, A. and Stirna, J. (eds.) Advanced Information Systems Engineering. Lecture Notes in Computer Science 3084. Springer. ISBN 9783540221517.

Calì, Andrea (2004) Query answering by rewriting in GLAV data integration systems under constraints. In: Bussler, C. and Tannen, V. and Fundulaki, I. (eds.) Semantic Web and Databases: 2nd International Workshop. Lecture Notes in Computer Science 3372. Springer, pp. 167-184.

Calì, Andrea (2004) Reasoning in data integration systems: why LAV and GAV are siblings. In: Agosti, M. and Dessi, N. and Schreiber, F.A. (eds.) Proceedings of the Twelfth Italian Symposium on Advanced Database Systems. SEBD, pp. 282-289.

Calì, Andrea and Calvanese, D. and Colucci, S. and Di Noia, T. and Donini, F.M. (2004) A description logic based approach for matching user profiles. In: Haarslev, V. and Moller, R. (eds.) Proceedings of the 2004 International Workshop on Description Logics. CEUR Workshop Proceedings.

Calì, Andrea and Calvanese, D. and Colucci, S. and Di Noia, T. and Donini, F.M. (2004) A logic-based approach for matching user profiles. In: Negoita, M.G. and Howlett, R.J. and Jain, L.C. (eds.) Knowledge-Based Intelligent Information and Engineering Systems: 8th International Conference. Lecture Notes in Computer Science 3215. Springer, pp. 187-195. ISBN 10.1007/978-3-540-30134-9\_27.

Calì, Andrea and De Nigris, S. and Lembo, D. and Messineo, G. and Rosati, R. and Ruzzi, M. (2003) DIS@DIS: a system for semantic data integration under integrity constraints. In: UNSPECIFIED (ed.) 4th International Conference on Web Information Systems Engineering. IEEE Computer Society, pp. 335-338. ISBN 9780769519999.

Calì, Andrea and De Nigris, S. and Lembo, D. and Messineo, G. and Rosati, R. and Ruzzi, M. (2003) DIS@DIS: un sistema per l'Integrazione semantica dei dati in presenza di vincoli di integrita. In: Flesca, S. and Greco, S. and Sacca, D. and Zumpano, E. (eds.) Proceedings of the 11th Italian Symposium on Advanced Database Systems. Rubettino Editore, pp. 537-544.

Calì, Andrea and Calvanese, D. and De Giacomo, G. and Lenzerini, M. and Naggar, P. and Vernacotola, F. (2003) IBIS semantic data integration at work. In: Eder, J. and Missikoff, M. (eds.) Advanced Information Systems Engineering: 15th International Conference. Lecture Notes in Computer Science 2681. Springer, pp. 79-94. ISBN 9783540404422.

Calì, Andrea and Lembo, D. and Rosati, R. (2003) Intensional query processing in data integration systems under integrity constraints. In: Flesca, S. and Greco, S. and Sacca, D. and Zumpano, E. (eds.) Proceedings of the Eleventh Italian Symposium on Advanced Database Systems. Rubettino Editore, pp. 475-482.

Calì, Andrea and Lembo, D. and Rosati, R. (2003) On the decidability and complexity of query answering over inconsistent and incomplete databases. In: Neven, F. and Beeri, C. and Milo, T. (eds.) Proceedings of the 22nd Symposium on Principles of Database Systems. ACM, pp. 260-271.

Calì, Andrea and Lembo, D. and Rosati, R. (2003) Query rewriting and answering under constraints in data integration systems. In: Gottlob, G. and Walsh, T. (eds.) Proceedings of the Eighteenth International Joint Conference on Artificial Intelligence. Morgan Kaufmann, pp. 16-21.

Calì, Andrea (2003) Reasoning in data integration systems: why LAV and GAV are siblings. In: Zhong, N. and Ras, Z.W. and Tsumoto, S. and Suzuki, E. (eds.) Foundations of Intelligent Systems: 14th International Symposium. Lecture Notes in Computer Science 2871. Springer, pp. 562-571. ISBN 9783540202561.

Calì, Andrea and Lembo, D. and Lenzerini, M. and Rosati, R. (2003) Source integration for data warehousing. In: Rafanelli, M. (ed.) Multidimensional Databases: Problems and Solutions. Idea Group, pp. 361-392. ISBN 9781591400530.

Calì, Andrea and Calvanese, D. and De Giacomo, G. and Lenzerini, M. (2002) Accessing data integration systems through conceptual schema. In: Ciaccia, P. and Rabitti, F. and Soda, G. (eds.) SEBD: Decimo Convegno Nazionale su Sistemi Evoluti per Basi di Dati. SEBD, pp. 161-168.

Calì, Andrea and Calvanese, D. and De Giacomo, G. and Lenzerini, M. (2002) Data integration under integrity constraints. In: Pidduck, A.B. and Ozsu, M.T. and Mylopoulos, J. and Woo, C.C. (eds.) CAiSE 2002: Advanced Information Systems Engineering. Lecture Notes in Computer Science 2348. Springer, pp. 262-279. ISBN 9783540437383.

Calì, Andrea and Calvanese, D. and De Giacomo, G. and Lenzerini, M. and Naggar, P. and Vernacotola, F. and Soda, G. (2002) IBIS: data integration at work. In: Ciaccia, P. and Rabitti, F. (eds.) SEBD: Decimo Convegno Nazionale su Sistemi Evoluti per Basi di Dati. SEBD, pp. 291-298.

Calì, Andrea and Calvanese, D. and De Giacomo, G. and Lenzerini, M. (2002) On the expressive power of data integration systems. In: Spaccapietra, S. and March, S.T. and Kambayashi, Y. (eds.) ER 2002: Conceptual Modeling. Lecture Notes in Computer Science 2503. Springer, pp. 338-350. ISBN 9783540442776.

Calì, Andrea and Calvanese, D. and De Giacomo, G. and Lenzerini, M. (2002) On the role of integrity constraints in data integration. IEEE Data Engineering Bulletin 25 (3), pp. 39-45.

Calì, Andrea and Calvanese, D. (2002) Optimized querying of integrated data over the web. In: Rolland, C. and Brinkkemper, S. and Saeki, M. (eds.) Engineering Information Systems in the Internet Context. IFIP Conference Proceedings 231. Kluwer, pp. 285-301.

Calì, Andrea and Calvanese, D. and De Giacomo, G. and Lenzerini, M. (2002) A formal framework for reasoning on UML class diagrams. In: Hacid, M.S. and Raś, Z.W. and Zighed, D.A. and Kodratoff, Y. (eds.) ISMIS 200: Foundations of Intelligent Systems. Lecture Notes in Computer Science 2366. Springer, pp. 503-513. ISBN 9783540437857.

Calì, Andrea and Calvanese, D. and De Giacomo, G. and Lenzerini, M. (2001) Accessing data integration systems through conceptual schemas. In: S. Kunii, H. and Jajodia, S. and Sølvberg, A. (eds.) ER 2001: Conceptual Modeling. Lecture Notes in Computer Science 2224. Springer. ISBN 9783540428664.

Calì, Andrea and Calvanese, D. (2001) Optimizing query planning with limited source capabilities in the presence of inclusion and functional dependencies. In: Celentano, A. and Tanca, L. and Tiberio, P. (eds.) SEBD: Nono Convegno Nazionale Sistemi Evoluti per Basi di Dati. SEBD, pp. 33-44.

Calì, Andrea and Calvanese, D. and Lenzerini, M. (2000) Local constraint in semistructured data schemas. In: UNSPECIFIED (ed.) SEBD: Ottavo Convegno Nazionale su Sistemi Evoluti per Basi di Dati. SEBD, pp. 65-78.

Calì, Andrea and Calvanese, D. and Lenzerini, M. (2000) Semistructured data schemas with expressive constraints. In: Bouzeghoub, M. and Klusch, M. and Nutt, W. and Sattler, U. (eds.) KRDB 2000: Proceedings of the 7th International Workshop on Knowledge Representation meets Databases. CEUR Workshop Proceedings 29. CEUR, pp. 3-16.