2[3]NECHES R,FIKES RE,GRUBER TR,et al.Enabling Technology for Knowledge Sharing[J].AI Magazine,19991,12(3):36-56.
3[4]GRUBER CTR.A translation approach to portable ontologies[J].Knowledge Acquisition,1993,5(2):199-220.
4[5]BORST WN.Construction of Engineering Ontologies for Knowledge Sharing and Reuse[D].PhD thesis,University of Twente,Enschede,1997.
5[6]FENSEL D.The semantic web and its languages[J].IEEE Computer Society,2000,November/December:67-73.
6[7]SWARTOUT B,KNIGHT K,RUSS T, et al..Toward Distributed Use of Large-Scale Ontologies[EB/OL].http://ksi.cpsc.ucalgary.ca/KAW/KAW96/swartout/Banff_96_final_2.html,1996.
7[8]FONSECA F,EGENHOFER M,AGOURIS P,et al.Using Ontologies for Intergrated Geographic Information Systems[J].Transactions in GIS 6,2002,(3).
8[9]STARLAB.Systems Technology and Application Research Laboratory home page[D].Faculty of Sciences,Department of Computer Science,Vrije Universiteit Brussel.
