Hrich, Najoua, Mohamed Lazaar, and Mohamed Khaldi. “Improving Cognitive Decision-Making into Adaptive Educational Systems through a Diagnosis Tool Based on the Competency Approach”. International Journal of Emerging Technologies in Learning (iJET) 14, no. 07 (April 11, 2019): pp. 226–235. Accessed March 28, 2024. https://online-journals.org/index.php/i-jet/article/view/9870.