@inproceedings{CIKM-2011-LiSLKC,
	author        = "Baichuan Li and Xiance Si and Michael R. Lyu and Irwin King and Edward Y. Chang",
	booktitle     = "{Proceedings of the 20th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/2063576.2063996",
	isbn          = "978-1-4503-0717-8",
	pages         = "2477--2480",
	publisher     = "{ACM}",
	title         = "{Question identification on twitter}",
	year          = 2011,
}