1. DBXplorer: A system for keyword-based search over relational databases;Agrawal,2002
2. Dark matter on the Web;Bailey,2000
3. Keyword searching and browsing in databases using BANKS;Bhalotia,2002
4. The anatomy of a large-scale hypertextual Web search engine;Brin;Computer Networks and ISDN Systems,1998
5. DTL's DataSpot: Database exploration using plain language;DAr,1998