P. Heymann, G. Koutrika, und H. Garcia-Molina. WSDM '08: Proceedings of the international conference on Web search and web data mining, Seite 195--206. New York, NY, USA, ACM, (2008)
A. Arasu, und H. Garcia-Molina. Proceedings of the 2003 ACM SIGMOD International Conference on Management of Data, San Diego, California, USA, June 9-12, 2003, Seite 337-348. ACM, (2003)