Arta Y, Siswanto A, Setiawan A. Sistem Pelayanan Dan Monitoring Pengisian LPG Berbasis Mobile Pada PT. XYZ. Digitalzone [Internet]. 2018Nov.8 [cited 2024Apr.25];9(2):106-17. Available from: https://journal.unilak.ac.id/index.php/dz/article/view/1668