SYAFAR, A. Muhammad. SISTEM PENGISIAN VOUCHER LISTRIK JARAK JAUH VIA SMS BERBASIS MIKROKONTROLLER. Jurnal INSTEK (Informatika Sains dan Teknologi), [S. l.], v. 2, n. 2, p. 141–150, 2018. DOI: 10.24252/instek.v2i2.4016. Disponível em: https://journal.uin-alauddin.ac.id/index.php/instek/article/view/4016. Acesso em: 25 aug. 2025.