@inbook {1824,
	title = {Discussion},
	year = {1975},
	note = {{PDF file, 414 KB}},
	address = {D. J. Weiss (Ed.), Computerized adaptive trait measurement: Problems and Prospects (Research Report 75-5), pp. 44-46. Minneapolis: University of Minnesota, Department of Psychology, Psychometric Methods Program.},
	author = {Linn, R. L.}
}
