Fadil Ramadhan, Suhanda Saputra, Rivaldi Hidayatullah, Daffa Aulia Isham. Perancangan Sistem Informasi Penjualan Es Kristal Berbasis Mobile Menggunakan Flutter Dan Model Waterfall Di CV. Panca Esss Utama. bin [Internet]. 2024 Jul. 17 [cited 2025 Jan. 10];2(2):187-95. Available from: https://ojs.jurnalmahasiswa.com/ojs/index.php/bin/article/view/349