Aleksandrova, Yanka Georgieva, and Silvia Stoyanova Parusheva. “Social Media Usage Patterns in Higher Education Institutions – An Empirical Study”. International Journal of Emerging Technologies in Learning (iJET) 14, no. 05 (March 14, 2019): pp. 108–121. Accessed April 26, 2024. https://online-journals.org/index.php/i-jet/article/view/9720.