Ratnawati, Nurul, and Idris Idris. “Improving Student Capabilities through Research-Based Learning Innovation on E-Learning System”. International Journal of Emerging Technologies in Learning (iJET) 15, no. 04 (February 26, 2020): pp. 195–205. Accessed April 25, 2024. https://online-journals.org/index.php/i-jet/article/view/11820.