Almasi, M. and Zhu, C. 2018. Students’ Perceptions of Social Presence in Blended Learning Courses in a Tanzanian Medical College. International Journal of Emerging Technologies in Learning (iJET). 13, 09 (Sep. 2018), pp. 107–122. DOI:https://doi.org/10.3991/ijet.v13i09.8566.