@inproceedings{SIGIR-2011-WeiHL,
	author        = "Wei Chen and Wynne Hsu and Mong-Li Lee",
	booktitle     = "{Proceedings of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/2009916.2010052",
	isbn          = "978-1-4503-0757-4",
	pages         = "1023--1032",
	publisher     = "{ACM}",
	title         = "{A unified framework for recommendations based on quaternary semantic analysis}",
	year          = 2011,
}