@inbook {2068,
	title = {Testlet-Based Adaptive Mastery Testing},
	booktitle = {Elements of Adaptive Testing},
	year = {2010},
	pages = {387-409},
	chapter = {20},
	doi = {10.1007/978-0-387-85461-8},
	author = {Vos, H. J. and Glas, C. A. W.}
}
