@inbook {1783, title = {Designing optimal item pools for computerized adaptive tests with Sympson-Hetter exposure control}, year = {2007}, note = {3 MB}}, address = {D. J. Weiss (Ed.), Proceedings of the 2007 GMAC Conference on Computerized Adaptive Testing}, author = {Gu, L. and Reckase, M. D.} }