@inproceedings{SIGIR-2005-QinLZCM,
	author        = "Tao Qin and Tie-Yan Liu and Xu-Dong Zhang and Zheng Chen and Wei-Ying Ma",
	booktitle     = "{Proceedings of the 28th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/1076034.1076105",
	isbn          = "1-59593-034-5",
	pages         = "408--415",
	publisher     = "{ACM}",
	title         = "{A study of relevance propagation for web search}",
	year          = 2005,
}