@article {55,
	title = {a-stratified multistage computerized adaptive testing with b blocking},
	journal = {Applied Psychological Measurement},
	volume = {25},
	number = {4},
	year = {2001},
	pages = {333-41},
	abstract = {Proposed a refinement, based on the stratification of items developed by D. Weiss (1973), of the computerized adaptive testing item selection procedure of H. Chang and Z. Ying (1999). Simulation studies using an item bank from the Graduate Record Examination show the benefits of the new procedure. (SLD)},
	keywords = {computerized adaptive testing},
	author = {Chang, Hua-Hua and Qian, J. and Yang, Z.}
}
