@inproceedings{CIKM-2009-XuWYF,
	author        = "Yabo Xu and Ke Wang and Guoliang Yang and Ada Wai-Chee Fu",
	booktitle     = "{Proceedings of the 18th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1645953.1646155",
	isbn          = "978-1-60558-512-3",
	pages         = "1497--1500",
	publisher     = "{ACM}",
	title         = "{Online anonymity for personalized web services}",
	year          = 2009,
}