PERISTIWANTO, IMAM. “MODEL PENGELOLAAN SMS GATEWAY PENDUKUNG LAYANAN INFORMASI BAGI ANGGOTA FITNES HORISON DI KOTA SEMARANG”. Information Technology and Telematics 5, no. 2 (February 25, 2016). Accessed July 23, 2024. https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/3485.