Panidvadtana, Panida, Siridej Sujiva, and Siwachot Srisuttiyakorn. “A Comparison of the Accuracy of Multidimensional IRT Equating Methods for Mixed-Format Tests”. Kasetsart Journal of Social Sciences 42, no. 1 (February 22, 2021): 215–220. Accessed April 26, 2024. https://so04.tci-thaijo.org/index.php/kjss/article/view/249478.