1. Information retrieval in distributed hypertexts;Bra,1994
2. IICA: An ontology-based Internet navigation system;Iwazume,1996
3. WebCutter: A system for dynamic and tailorable site mapping;Maarek,1997
4. The quest for correct information on the Web: Hyper search engines;Marchiori,1997
5. WebGlimpse: combining browsing and searching;Manber,1997