@inproceedings{FDG-2011-Consalvo,
	author        = "Mia Consalvo",
	booktitle     = "{Proceedings of the Sixth Conference on the Foundations of Digital Games}",
	doi           = "10.1145/2159365.2159391",
	isbn          = "978-1-4503-0804-5",
	pages         = "188--195",
	publisher     = "{ACM}",
	title         = "{Using your friends: social mechanics in social games}",
	year          = 2011,
}