Rupp, André A., and Bruno D. Zumbo. “Which Model Is Best? Robustness Properties to Justify Model Choice Among Unidimensional IRT Models under Item Parameter Drift”. Alberta Journal of Educational Research 49, no. 3 (October 1, 2003). Accessed November 24, 2024. https://journalhosting.ucalgary.ca/index.php/ajer/article/view/54984.