Abu Bakar, Sumarni, Normi Abdul Hadi, Zuraida AlWadood, and Ahmad Ahadi Yahya. “Analysis of Students Performance in Mathematics before and During Covid-19 Pandemic Using PageRank: A Preliminary Study”. Asian Journal of Assessment in Teaching and Learning 12, no. 2 (December 13, 2022): 100–109. Accessed November 23, 2024. https://ejournal.upsi.edu.my/index.php/AJATeL/article/view/7288.