M. Rosen-Zvi, T. Griffiths, M. Steyvers, и P. Smyth. Proceedings of the 20th conference on Uncertainty in artificial intelligence, стр. 487--494. Arlington, VA, USA, AUAI Press, (2004)
S. White, и P. Smyth. KDD '03: Proceedings of the ninth ACM SIGKDD international conference on Knowledge discovery and data mining, стр. 266--275. ACM Press, (2003)
M. Steyvers, P. Smyth, M. Rosen-Zvi, и T. Griffiths. KDD '04: Proceedings of the tenth ACM SIGKDD international conference on Knowledge discovery and data mining, стр. 306--315. New York, NY, USA, ACM Press, (2004)