@inproceedings{FDG-2018-SarkarC18a,
	author        = "Anurag Sarkar and Seth Cooper",
	booktitle     = "{Proceedings of the 13th International Conference on the Foundations of Digital Games}",
	doi           = "10.1145/3235765.3235796",
	pages         = "9",
	publisher     = "{ACM}",
	title         = "{Comparing paid and volunteer recruitment in human computation games}",
	year          = 2018,
}