Elghibari, Fatiha, Rachid Elouahbi, and Fatima El Khoukhi. 2018. “Data Mining for Detecting E-Learning Courses Anomalies: An Application of Decision Tree Algorithm”. International Journal on Advanced Science, Engineering and Information Technology 8 (3):980-87. https://doi.org/10.18517/ijaseit.8.3.2756.