@conference {Nacke:2015:AIG:2702613.2706681,
	title = {Actionable Inexpensive Games User Research},
	booktitle = {Proceedings of the 33rd Annual ACM Conference Extended Abstracts on Human Factors in Computing Systems},
	series = {CHI EA {\textquoteright}15},
	year = {2015},
	pages = {2461{\textendash}2462},
	publisher = {ACM},
	organization = {ACM},
	address = {New York, NY, USA},
	keywords = {evaluation, game analytics, game usability, games user research, playtesting, user experience, user testing},
	isbn = {978-1-4503-3146-3},
	doi = {10.1145/2702613.2706681},
	url = {http://doi.acm.org/10.1145/2702613.2706681},
	author = {Lennart E. Nacke and Engels, Steve and Mirza-Babaei, Pejman}
}
