Anis Chaeruman, Uwes, Basuki Wibawa, and Zulfiati Syahrial. “Creating a Blended Learning Model for Online Learning System in Indonesia”. International Journal of Engineering & Technology 7, no. 3.36 (May 6, 2018): 156–159. Accessed April 28, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/29098.