Budiman, Edy, Ummul Hairah, Haeruddin Haeruddin, and Abbas Saudek. “Mobile Networks for Mobile Learning Tools”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 10, no. 1-4 (January 29, 2018): 47–52. Accessed May 4, 2024. https://jtec.utem.edu.my/jtec/article/view/3575.