@booklet {1546,
	title = {Modifications of the branch-and-bound algorithm for application in constrained adaptive testing (Research Report 00-05)},
	year = {2000},
	address = {Enschede, The Netherlands: University of Twente, Faculty of Educational Science and Technology, Department of Measurement and Data Analysis},
	author = {Veldkamp, B. P.}
}
