Y. Yue, Y. Gao, O. Chapelle, Y. Zhang, and T. Joachims. Proceeding of the 33rd international ACM SIGIR conference on Research and development in information retrieval, page 507--514. New York, NY, USA, ACM, (2010)
T. Joachims, L. Granka, B. Pan, H. Hembrooke, and G. Gay. SIGIR '05: Proceedings of the 28th annual international ACM SIGIR conference on Research and development in information retrieval, page 154--161. New York, NY, USA, ACM, (2005)
T. Joachims. Proceedings of the 17th International Conference on Machine Learning (ICML 2000), June 29-July 2, 2000, Stanford, CA, USA, page 431--438. Morgan-Kaufman Publishers, San Francisco, CA, USA, (2000)