T. Joachims. Proceedings of the eighth ACM SIGKDD international conference on Knowledge discovery and data mining, Seite 133--142. New York, NY, USA, ACM, (2002)
J. Lafferty, A. McCallum, und F. Pereira. Proceedings of the Eighteenth International Conference on Machine Learning, Seite 282--289. San Francisco, CA, USA, Morgan Kaufmann Publishers Inc., (2001)
M. Granitzer, M. Hristakeva, R. Knight, K. Jack, und R. Kern. Proceedings of the 2nd International Conference on Web Intelligence, Mining and Semantics, Seite 19:1--19:8. New York, NY, USA, ACM, (2012)
Y. Li, A. Wen, Q. Lin, R. Li, und Z. Lu. Web-Age Information Management, Volume 6897 von Lecture Notes in Computer Science, Springer, Berlin/Heidelberg, (2011)