La Torre Castillo, Carlos Celso. “Virtual Classroom Usage and User Perception for English Learning As a Second Language at Universities in Lima, Peru”. International Journal of Emerging Technologies in Learning (iJET) 16, no. 08 (April 23, 2021): pp. 261–269. Accessed May 5, 2024. https://online-journals.org/index.php/i-jet/article/view/19221.