SIDIK, Sidik; MAULANA, Arief; WAHID, Bilal Abdul. Penerapan Model Waterfall Pada Sistem Informasi Penjualan Berbasis Web. Format : Jurnal Ilmiah Teknik Informatika, Jakarta, Indonesia, v. 9, n. 1, p. 48–57, 2020. Disponível em: https://publikasi.mercubuana.ac.id/index.php/format/article/view/8324. Acesso em: 2 jun. 2026.