@article{80006,
	title = {User models: theory, method, and practice},
	address = {London, UK, UK},
	author = {Robert B. Allen},
	journal = {Int. J. Man-Mach. Stud.},
	number = {5},
	pages = {511--543},
	publisher = {Academic Press Ltd.},
	url = {http://portal.acm.org/citation.cfm?id=80006&dl=GUIDE&coll=GUIDE&CFID=49137213&CFTOKEN=98745588},
	volume = {32},
	year = {1990},
	biburl = {http://www.bibsonomy.org/bibtex/2e33912e5e9e2d6e54576d68009cbd6f3/wnpxrz},
	description = {User models: theory, method, and practice},
	issn = {0020-7373}, doi = {http://dx.doi.org/10.1016/S0020-7373(05)80032-X},
	keywords = {imported models user }
}