@inproceedings{CHI-1991-DonOL,
	author        = "Abbe Don and Tim Oren and Brenda Laurel",
	booktitle     = "{Proceedings of the Ninth ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/108844.108996",
	isbn          = "0-89791-383-3",
	pages         = "447--448",
	publisher     = "{ACM}",
	title         = "{Guides 3.0}",
	year          = 1991,
}