Zafar, Aasim, and Syed Hamid Hasan. “A Novel Scheme For Information Retrieval From E-Learning Repository”. Malaysian Journal of Computer Science 28, no. 1 (March 1, 2015): 16–27. Accessed July 1, 2024. https://adum.um.edu.my/index.php/MJCS/article/view/6852.