Suharso, Aries, and Ade Andri Hendriadi. “Implementasi Sistem Mobile Learning Pada Jaringan GSM Dan CDMA Di Indonesia”. Syntax : Jurnal Informatika 1, no. 01 (September 25, 2012). Accessed May 22, 2024. https://journal.unsika.ac.id/index.php/syntax/article/view/275.