B. Sarwar, G. Karypis, J. Konstan, и J. Riedl. WWW '01: Proceedings of the 10th International Conference on World Wide Web, стр. 285--295. New York, NY, USA, ACM, (2001)
B. Sarwar, G. Karypis, J. Konstan, и J. Riedl. Proceedings of the 10th international conference on World Wide Web, стр. 285--295. New York, NY, USA, ACM, (2001)