@article {18208,
	title = {Incentives and Gamification},
	journal = {XRDS: Crossroads, The ACM Magazine for Students},
	volume = {24},
	year = {2017},
	pages = {9-11},
	url = {http://doi.org/10.1145/3123766},
	author = {Yannai A. Gonczarowski and Gustavo F. Tondello}
}
