Astalini, Astalini, Darmaji Darmaji, Dwi Agus Kurniawan, and Yulita Dwi Citra. “Investigating the Need for the Development of Mathematics Physics E-Modules for Students”. Global Journal of Information Technology: Emerging Technologies 13, no. 2 (November 23, 2023): 134–143. Accessed November 23, 2024. https://un-pub.eu/ojs/index.php/gjit/article/view/9125.