Cheng, Y., & Chang, H. - H.. (2007). The modified maximum global discrimination index method for cognitive diagnostic computerized adaptive testing. In .   D. J. Weiss (Ed.).  Proceedings of the 2007 GMAC Conference on Computerized Adaptive Testing.

Chang, H. - H. (1996). A model for score maximization within a computerized adaptive testing environment. In Paper presented at the annual meeting of the NMCE. New York NY.

Chang, H. - H., & Ying, Z.. (1997). Multi-stage CAT with stratified design. In Paper presented at the annual meeting of the Psychometric Society. Gatlinburg TN.

Bickel, P., Buyske, S., Chang, H. - H., & Ying, Z.. (2001). On maximizing item information and matching difficulty with ability. Psychometrika, 66, 69-77.

Cheng, Y., & Chang, H. - H.. (2009). The maximum priority index method for severely constrained item selection in computerized adaptive testing. British Journal of Mathematical and Statistical Psychology, 62, 369-83. presented at the May.

Yi, Q., & Chang, H. - H.. (2000). Multiple stratification CAT designs with content control. Unpublished manuscript.