KARADAVUT, Tugba. “DIF ANALYSES WITH MANIFEST AND LATENT GROUPS: ANALYSES OF PISA 2012 MATHEMATICS DATA FROM TURKEY”. The Eurasia Proceedings of Educational and Social Sciences 8 (December 10, 2017): 103–106. Accessed September 7, 2025. https://epess.net/index.php/epess/article/view/381.