B. Shapira, M. Taieb-Maimon, и A. Moskowitz. Proceedings of the 2006 ACM symposium on Applied computing, стр. 1118--1119. New York, NY, USA, ACM, (2006)
M. Claypool, P. Le, M. Wased, и D. Brown. Proceedings of the 6th international conference on Intelligent user interfaces, стр. 33--40. New York, NY, USA, ACM, (2001)
K. Bischoff, C. Firan, C. Kadar, W. Nejdl, и R. Paiu. Proceedings of the 5th International Conference on Advanced Data Mining and Applications, стр. 31--42. Berlin, Heidelberg, Springer-Verlag, (2009)
S. Overell, B. Sigurbjörnsson, и R. van Zwol. Proceedings of the Second ACM International Conference on Web Search and Data Mining, стр. 64--73. New York, NY, USA, ACM, (2009)