“Sistem Informasi Penjualan Ikan Pada Kefamenanu Berbasis Android Menggunakan Metode Waterfall”. Krisnadana Journal 3, no. 2 (January 28, 2024): 78–89. Accessed July 8, 2026. https://ejournal.sidyanusa.org/index.php/jkdn/article/view/527.