Martin Andersson;Yann Dupont;Stefano Spaccapietra;Kokou Yétongnon;Markus Tresch;Haiyan Ye
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An extensible knowledge base management system for supporting rule-based interoperability among heterogeneous systems
CIKM '95 Proceedings of the fourth international conference on Information and knowledge management
Integration of the viewpoint mechanism in federated databases
Proceedings of the 2001 ACM symposium on Applied computing