@inproceedings{RecSys-2011-LiuMX,
	author        = "Liwei Liu and Nikolay Mehandjiev and Dong-Ling Xu",
	booktitle     = "{Proceedings of the Fifth Conference on Recommender Systems}",
	doi           = "10.1145/2043932.2043950",
	isbn          = "978-1-4503-0683-6",
	pages         = "77--84",
	publisher     = "{ACM}",
	title         = "{Multi-criteria service recommendation based on user criteria preferences}",
	year          = 2011,
}