R. Agrawal, J. Gehrke, D. Gunopulos, and P. Raghavan. SIGMOD '98: Proceedings of the 1998 ACM SIGMOD International Conference on Management of Data, page 94-105. ACM Press, (1998)
P. Anick, and S. Vaithyanathan. Proceedings of the 20th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, page 314-323. (1997)
F. Beil, M. Ester, and X. Xu. Proceedings of the Eighth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, page 436-442. ACM Press, (2002)
C. Brooks, and N. Montanez. WWW '06: Proceedings of the 15th international conference on World Wide Web, page 625--632. New York, NY, USA, ACM Press, (2006)
I. Dhillon, S. Mallela, and D. Modha. Proceedings of the ninth ACM SIGKDD international conference on Knowledge discovery and data mining, page 89-98. ACM Press, (2003)
A. Doucet, and H. Ahonen-Myka. INitiative for the Evaluation of XML Retrieval (INEX). Proceedings of the First INEX Workshop. Dagstuhl, Germany, December 8-11, 2002, page 81-87. Sophia Antipolis, France, ERCIM, (March 2002)
L. Ertoz, M. Steinbach, and V. Kumar. Proceedings of the Third SIAM International Conference on Data Mining (SDM 2003), volume 112 of Proceedings in Applied Mathematics, Society for Industrial and Applied Mathematics, (2003)