@inproceedings{RecSys-2011-BourkeMS,
	author        = "Steven Bourke and Kevin McCarthy and Barry Smyth",
	booktitle     = "{Proceedings of the Fifth Conference on Recommender Systems}",
	doi           = "10.1145/2043932.2043997",
	isbn          = "978-1-4503-0683-6",
	pages         = "337--340",
	publisher     = "{ACM}",
	title         = "{Power to the people: exploring neighbourhood formations in social recommender system}",
	year          = 2011,
}