Elnaggar, Mohamed Elsayed, and Rasha Saad Sharaf. “A Proposed E-Learning Technology Management Model for Universities in Response to the COVID-19 Global Crisis”. European Scientific Journal, ESJ 18, no. 12 (April 30, 2022): 58. Accessed November 22, 2024. https://eujournal.org/index.php/esj/article/view/15348.