1T R Gruber. Ontolingua: a translation approach to portable ontology specifications. Knowledge Acquisition, 1993, 5(2): 199~220
2N Guarino. Formal ontologies and information systems. In: N Guarino, ed. Formal Ontology in Information Systems, Proceedings of FOIS'98. Trento, Italy. Amsterdam: IOS Press, 1998. 3~17
3Lenat and Guha. Building Large Knowledge-based System: Representation and Inference in the CYC Project. Addison-Wesley Press, 1990
4MacGregor. Inside the loom classifier. SIGART Bulletin. 1991,2(3): 70~76
5F Baader, D McGuinness, D Nardi, P P Schneider. The Description Logic Handbook: Theory, Implementation and Applications. Cambridge: Cambridge University Press, 2002
6Borgida and Patel-Schneider. A semantic and complete algorithm for subsumption in the class description logics. Journal of Artificial Intelligent Research, 1994(1): 211~308
7Yannis Tzitzikas, Nicolas Spyratos, and Panos Constantopoulos, Mediators over ontology-based information sources. Second International Conference on Web Information Systems Engineering (WISE'01) ,Volume 1, December 03 - 06, 2001, Kyoto, Japan
9Wang Hongwei, Jiang Fu, Wu Jiachun. Study on formal ontology model-constructing customer ontology in CRM context. Proceeding of 2003 Americas Conference on Information System, August 4~6, Tampa, Florida, USA
10Bouchard, P. Network promises and their implications [DB/OL].http:// idp.uoc.edulojslindex.php/rusc/article/viewArticle/v8nl-bouchard, 2014-01-10.