Daniel R. E. Ewim, Maxwell E. Uduafemhe. “Analysis of Students’ Grades in STEM Subjects at Senior School Certificate Examination Before and During COVID-19 Pandemic in Nigeria”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 14 (September 7, 2021): 3188–3198. Accessed May 8, 2024. https://www.turcomat.org/index.php/turkbilmat/article/view/10889.