@inproceedings{CHI-2010-WilliamsonRSMJB,
	author        = "John Williamson and Simon Robinson and Craig D. Stewart and Roderick Murray-Smith and Matt Jones and Stephen A. Brewster",
	booktitle     = "{Proceedings of the 28th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1753326.1753548",
	isbn          = "978-1-60558-929-9",
	pages         = "1485--1494",
	publisher     = "{ACM}",
	title         = "{Social gravity: a virtual elastic tether for casual, privacy-preserving pedestrian rendezvous}",
	year          = 2010,
}