@inproceedings{CIKM-2012-YueJHH,
	author        = "Zhen Yue and Jiepu Jiang and Shuguang Han and Daqing He",
	booktitle     = "{Proceedings of the 21st ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/2396761.2398700",
	isbn          = "978-1-4503-1156-4",
	pages         = "2595--2598",
	publisher     = "{ACM}",
	title         = "{Where do the query terms come from?: an analysis of query reformulation in collaborative web search}",
	year          = 2012,
}