@inproceedings{FDG-2010-Juul,
	author        = "Jesper Juul",
	booktitle     = "{Proceedings of the Fifth International Conference on the Foundations of Digital Games}",
	doi           = "10.1145/1822348.1822360",
	isbn          = "978-1-60558-937-4",
	pages         = "86--91",
	publisher     = "{ACM}",
	title         = "{In search of lost time: on game goals and failure costs}",
	year          = 2010,
}