@inproceedings{CHI-2009-GilbertK,
	author        = "Eric Gilbert and Karrie Karahalios",
	booktitle     = "{Proceedings of the 27th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1518701.1518736",
	isbn          = "978-1-60558-246-7",
	pages         = "211--220",
	publisher     = "{ACM}",
	title         = "{Predicting tie strength with social media}",
	year          = 2009,
}