Uchechi Ezinwany, I. (2023) “DIFFERENTIAL ITEM FUNCTIONING OF 2020-2021 NIGERIAN BASIC EDUCATION CERTIFICATE EXAMINATION MULTIPLE CHOICE QUESTIONS IN MATHEMATICS IN ABIA STATE”, UNIZIK Journal of STM Education, 6(1), pp. 1–13. Available at: https://journals.unizik.edu.ng/jstme/article/view/2828 (Accessed: 13 May 2024).