Almasi, Mustapha, and Chang Zhu. “Students’ Perceptions of Social Presence in Blended Learning Courses in a Tanzanian Medical College”. International Journal of Emerging Technologies in Learning (iJET) 13, no. 09 (September 29, 2018): pp. 107–122. Accessed November 23, 2024. https://online-journals.org/index.php/i-jet/article/view/8566.