@inproceedings{RecSys-2009-QuerciaC,
	author        = "Daniele Quercia and Licia Capra",
	booktitle     = "{Proceedings of the Third Conference on Recommender Systems}",
	doi           = "10.1145/1639714.1639766",
	isbn          = "978-1-60558-435-5",
	pages         = "273--276",
	publisher     = "{ACM}",
	title         = "{FriendSensing: recommending friends using mobile phones}",
	year          = 2009,
}