ZAENAL ABIDIN, D. SISTEM ONLINE UNTUK PELACAKAN PAKET MENGGUNAKAN GPS. Jurnal PROCESSOR, [S. l.], v. 6, n. 2, 2017. Disponível em: https://ejournal.unama.ac.id/index.php/processor/article/view/213. Acesso em: 23 jul. 2024.