Kurniawan, Ade Kurniawan, and Masduki Asbari. “Online Learning As a Teaching And Learning Activities Alternative in The COVID-19 Pandemic”. Journal of Information Systems and Management (JISMA) 1, no. 6 (November 17, 2022): 64–70. Accessed September 26, 2025. https://jisma.org/index.php/jisma/article/view/281.