@inproceedings{ITiCSE-2006-GrayH,
	author        = "Geoffrey R. Gray and Colin A. Higgins",
	booktitle     = "{Proceedings of the 11th Conference on Innovation and Technology in Computer Science Education}",
	doi           = "10.1145/1140124.1140139",
	isbn          = "1-59593-055-8",
	pages         = "43--47",
	publisher     = "{ACM}",
	title         = "{An introspective approach to marking graphical user interfaces}",
	year          = 2006,
}