[6] Y. Chen, D. Pavlov, and J. F. Canny, "Behavioral Targeting: The Art of Scaling Up Simple Algorithms," ACM Transactions on Knowledge Discovery from Data(TKDD), vol. 4, p. 17, 2010.
[8] Y. H. Cho, J. K. Kim, and S. H. Kim, "A personalized recommender system based on web usage mining and decision tree induction," Expert Systems with Applications: An International Journal vol. 23, pp. 329-342, 2002.
[9] S. E. Middleton, N. R. Shadbolt, and D. C. D. Roure, "Ontological user profiling in recommender systems," ACM Transactions on Information Systems, vol. 22, p. 88, 2004.
[15] Y. Ding and X. Li, "Time weight collaborative filtering," in In Proceedings of the 14th ACM international conference on Information and knowledge management, 2005, p. 485.