Sistem Pelayanan Dan Monitoring Pengisian LPG Berbasis Mobile Pada PT. XYZ. Digital Zone: Jurnal Teknologi Informasi dan Komunikasi, [S. l.], v. 9, n. 2, p. 106–117, 2018. DOI: 10.31849/digitalzone.v9i2.1668. Disponível em: https://journal.unilak.ac.id/index.php/dz/article/view/1668. Acesso em: 4 apr. 2026.