@booklet {1574,
	title = {Ability measurement: Conventional or adaptive? (Research Report 73-1)},
	year = {1973},
	note = {{PDF file, 4.98 MB}.},
	address = {Minneapolis: University of Minnesota, Department of Psychology, Psychometric Methods Program},
	author = {Weiss,  D. J. and Betz, N. E.}
}
