@inbook {2063,
	title = {Estimation of the Parameters in an Item-Cloning Model for Adaptive Testing},
	booktitle = {Elements of Adaptive Testing},
	year = {2010},
	pages = {289-314},
	chapter = {15},
	doi = {10.1007/978-0-387-85461-8 },
	author = {Glas, C. A. W. and van der Linden, W. J. and Geerlings, H.}
}
