1 Hawkin S.Text retrieval technologies for image and others databases.Online,1992,(1):
2 Haan B·J.Kahn,P.IRIS hypermedia Service.Communications of the ACM,1992,(1):
3 Stephen Bulick Future Prospects for Network—based Multimedia Information Retrieval—Electronic Library1990,(2):
4 Story W.B.,Harvery F.A. Research on hypermedia browsers and suggestions for future research .ERIC.ED 91.
5 Bordogna G.,Carrara P.et al.Pictorial indexing for an integrated principles＆practice,1990,(3):
6 德斯基F.N.著,陈光祚等译,新一代的情报检索系统,科学技术文献出版社,1989年