Pembuatan Perangkat Lunak Sistem Informasi Penjualan Tunai Berbasis WEB Di PT. Propan Raya Cirebon. ITEJ (Information Technology Engineering Journals), [S. l.], v. 1, n. 2, p. 34–45, 2016. DOI: 10.24235/itej.v1i2.9. Disponível em: https://itej.uinssc.ac.id/index.php/itej/article/view/9. Acesso em: 27 apr. 2026.