Sonia, Reiny Erica, Achmad Hizazi, and Ratih Kusumastuti. “ Web-Based Covid-19 Monitoring Information System”. MSJ : Majority Science Journal 3, no. 4 (November 25, 2025): 274–281. Accessed July 31, 2026. https://jurnalhafasy.com/index.php/msj/article/view/500.