S. Aya, C. Lagoze, and T. Joachims. Proceedings of the International Conference on Knowledge Management, page 287--298. World Scientific Publishing, (October 2005)
J. Lafferty, A. McCallum, and F. Pereira. Proceedings of the Eighteenth International Conference on Machine Learning, page 282--289. San Francisco, CA, USA, Morgan Kaufmann Publishers Inc., (2001)
B. Krause, C. Schmitz, A. Hotho, and G. Stumme. AIRWeb '08: Proceedings of the 4th International Workshop on Adversarial Information Retrieval on the Web, page 61--68. New York, NY, USA, ACM, (April 2008)
C. Veres. Natural Language Processing and Information Systems, volume 3999 of Lecture Notes in Computer Science, page 58--69. Berlin/Heidelberg, Springer, (2006)
C. Basu, H. Hirsh, and W. Cohen. AAAI '98/IAAI '98: Proceedings of the fifteenth national/tenth conference on Artificial intelligence/Innovative applications of artificial intelligence, page 714--720. Menlo Park, CA, USA, American Association for Artificial Intelligence, (1998)
D. Benz, K. Tso, and L. Schmidt-Thieme. Proceedings of the 2nd Workshop in Innovations in Web Infrastructure (IWI2) at WWW2006, Edinburgh, Scotland, (May 2006)
R. Jesus, D. Goncalves, A. Abrantes, and N. Correia. Computer Vision and Pattern Recognition Workshops, 2008. CVPR Workshops 2008. IEEE Computer Society Conference on(June 2008)