user- Proceedings of the 27th annual international conference on Research and development in information retrieval, page 321--328. Sheffield, United Kingdom, ACM Press, (2004)
- Proceedings of World Wide Web Conference, Edinburgh, Scotland, (2006)
- Proceedings of the 2nd International Workshop on Adversarial Information Retrieval on the Web AIRWeb, page 17--24. Seattle, WA, (August 2006)
- WWW '07: Proceedings of the 16th international conference on World Wide Web, page 629--638. New York, NY, USA, ACM Press, (2007)
- Proceedings of the 27th European Conference on IR Research, ECIR 2005, 3408, page 7--22. Santiago de Compostela, Spain, Springer, (March 2005)
- SIGIR '02: Proceedings of the 25th annual international ACM SIGIR conference on Research and development in information retrieval, page 299--306. New York, NY, USA, ACM Press, (2002)
- InfoScale '06: Proceedings of the 1st international conference on Scalable information systems, New York, NY, USA, ACM Press, (2006)
- Data Mining and Knowledge Discovery 12(2-3):229--248 (May 2006)
- SIGIR '07: Proceedings of the 30th annual international ACM SIGIR conference on Research and development in information retrieval, page 697--698. New York, NY, USA, ACM, (2007)
- WWW '07: Proceedings of the 16th international conference on World Wide Web, page 1169--1170. New York, NY, USA, ACM, (2007)
- Proceedings of the sixth ACM SIGKDD international conference on Knowledge discovery and data mining, page 407--416. ACM Press, (2000)
- SIGIR '07: Proceedings of the 30th annual international ACM SIGIR conference on Research and development in information retrieval, page 87--94. New York, NY, USA, ACM Press, (2007)
- SIGIR '04: Proceedings of the 27th annual international conference on Research and development in information retrieval, page 242--249. New York, NY, USA, ACM Press, (2004)
- Theory and Practice of Computer Science SOFSEM, volume 4362 of LNCS, page 1--8. Harrachov, Czech Republic, Springer, (January 2007)
- LA-WEB '03: Proceedings of the First Latin American Web Congress, Washington, DC, USA, IEEE Computer Society, (2003)
- Proceedings of VLDB, page 408--421. (December 2008)
- Proceedings of WWW, Beijing, China, ACM Press, (April 2008)
- Adversarial Information Retrieval on the Web AIRWEB, page 17--20. Beijing, China, ACM Press, (April 2008)
- KDD '02: Proceedings of the eighth ACM SIGKDD international conference on Knowledge discovery and data mining, page 133--142. New York, NY, USA, ACM Press, (2002)
- Proceedings of ACM KDD, page 52--60. Las Vegas, Nevada, USA, ACM Press, (August 2008)
