@inproceedings{FDG-2010-HullettW,
	author        = "Kenneth Hullett and Jim Whitehead",
	booktitle     = "{Proceedings of the Fifth International Conference on the Foundations of Digital Games}",
	doi           = "10.1145/1822348.1822359",
	isbn          = "978-1-60558-937-4",
	pages         = "78--85",
	publisher     = "{ACM}",
	title         = "{Design patterns in FPS levels}",
	year          = 2010,
}