O. M. Alade, S. Aletan, and B. S. Sokenu. “Assessing the Differential Item Functioning of 2018 WASSCE Mathematics Achievement Tests in Lagos State, Nigeria”. The African Journal of Behavioural and Scale Development Research 2, no. 2 (August 1, 2020). Accessed October 8, 2024. https://ojs.abreap.org/index.php/journal/article/view/71.