1. Agrawal S, Chaudhuri S, Das G (2002) DBXplorer: a system for keyword-based search over relational databases. In: Proceedings of the 18th international conference on data engineering, pp 5–17, February 26–March 01, 2002, San Jose, California, USA
2. Balmin A, Hristidis V, Papakonstantinou Y (2004) ObjectRank: authority-based keyword search in databases. In: Proceedings of the 30th international conference on very large data bases, pp 564–575, August 31–September 03, 2004, Toronto, Canada
3. Brin S, Page L (1998) The anatomy of a large-scale hypertextual web search engine. In: Proceedings of the 7th international conference on world wide web, pp 107–117, April 01–07, 1998, Brisbane, Australia
4. Calado P, da Silva AS, Vieira RC, Laender AHF, Ribeiro-Neto BA (2002) Searching web databases by structuring keyword-based queries. In: Proceedings of the 11th international conference on information and knowledge management, pp 26–33, November 04–09, McLean, Virginia, USA
5. Chaudhuri S, Das G, Hristidis V, Weikum G (2003) Automated ranking of database query results. In: First Biennial Conference on Innovative Data Systems Research, pp 888–899, January 5–8, 2003, Asilomar, California, USA