Thach, Pham, Phuong Lai, Vinh Nguyen, and Hai Nguyen. “Online Learning Amid Covid-19 Pandemic: Students’ Experience and Satisfaction”. Journal of e-Learning and Knowledge Society 17, no. 1 (June 29, 2021): 39-48. Accessed October 20, 2021. http://je-lks.org/ojs/index.php/Je-LKS_EN/article/view/1135293.