Mohamad, Ahmad Muhaimin. “Analisis Pola Penggunaan Portal E-Pembelajaran Dan Pencapaian Subjek: Analysis of E-Learning Portal Usage Pattern and Subject Achievement”. Journal of ICT in Education 9, no. 1 (March 1, 2022): 100–116. Accessed December 9, 2022. https://ojs.upsi.edu.my/index.php/JICTIE/article/view/6102.