Y. Wu, Y. Yao, F. Xu, H. Tong, and J. Lu. Proceedings of the 25th ACM International on Conference on Information and Knowledge Management, page 2287--2292. New York, NY, USA, ACM, (2016)
J. Mueller, S. Doerfel, M. Becker, A. Hotho, and G. Stumme. Proceedings of the Fifth ACM RecSys Workshop on Recommender Systems and the Social Web co-located with the 7th ACM Conference on Recommender Systems (RecSys 2013) Hong Kong, China, October 13, 2013., 1066, CEUR-WS, (2013)
J. Gemmell, T. Schimoler, B. Mobasher, and R. Burke. Proceedings of the 19th ACM international conference on Information and knowledge management, page 829--838. New York, NY, USA, ACM, (2010)