@inproceedings{HT-2011-PeraN,
	author        = "Maria Soledad Pera and Yiu-Kai Ng",
	booktitle     = "{Proceedings of the 22nd Conference on Hypertext and Hypermedia}",
	doi           = "10.1145/1995966.1995999",
	isbn          = "978-1-4503-0256-2",
	pages         = "251--260",
	publisher     = "{ACM}",
	title         = "{A community question-answering refinement system}",
	year          = 2011,
}