@inproceedings{HCI-IDU-2007-Cox,
	author        = "David Cox",
	booktitle     = "{Proceedings of the 12th International Conference on Human-Computer Interaction. Part I: Interaction Design and Usability}",
	doi           = "10.1007/978-3-540-73105-4_117",
	isbn          = "978-3-540-73104-7",
	pages         = "1072--1081",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Task Analysis, Usability and Engagement}",
	volume        = 4550,
	year          = 2007,
}