@inproceedings{CSCW-2014-TomasicZSH,
	author        = "Anthony Tomasic and John Zimmerman and Aaron Steinfeld and Yun Huang",
	booktitle     = "{Proceedings of the 17th ACM Conference on Computer Supported Cooperative Work}",
	doi           = "10.1145/2531602.2531705",
	isbn          = "978-1-4503-2540-0",
	pages         = "979--988",
	publisher     = "{ACM}",
	title         = "{Motivating contribution in a participatory sensing system via quid-pro-quo}",
	year          = 2014,
}