@inproceedings{CHI-PLAY-2014-ToupsDB,
	author        = "Zachary O. Toups and Igor Dolgov and Elizabeth M. Bonsignore",
	booktitle     = "{Proceedings of the First Annual Symposium on Computer-Human Interaction in Play}",
	doi           = "10.1145/2658537.2661318",
	isbn          = "978-1-4503-3014-5",
	pages         = "445--446",
	publisher     = "{ACM}",
	title         = "{A theory of game mechanic signaling for interface design}",
	year          = 2014,
}