@article {477,
	title = {Some new item selection criteria for adaptive testing},
	journal = {Journal of Educational and Behavioral Statistics},
	volume = {22},
	year = {1997},
	pages = {203-226},
	author = {Berger, M. P. F., and Veerkamp, W. J. J.}
}
@book {1707,
	title = {Statistical methods for computerized adaptive testing},
	year = {1997},
	address = {Unpublished doctoral dissertation, University of Twente, Enschede, The Netherlands},
	author = {Veerkamp, W. J. J.}
}
@booklet {1544,
	title = {A simple and fast item selection procedure for adaptive testing},
	year = {1994},
	address = {Research (Report 94-13). University of Twente.},
	author = {Veerkamp, W. J. J.}
}
