Abu Bakar S, Abdul Hadi N, AlWadood Z, Yahya AA. Analysis of Students Performance in Mathematics before and during Covid-19 Pandemic using PageRank: A Preliminary Study . AJATeL [Internet]. 2022 Dec. 13 [cited 2024 May 7];12(2):100-9. Available from: https://ojs.upsi.edu.my/index.php/AJATeL/article/view/7288