“Implementasi Metode Flat Rate Dalam Pembelian Kredit Barang Elektronik Pada PT. Metro Cash & Credit Medan ”, snd, vol. 1, no. 1, pp. 14–26, Feb. 2025, Accessed: Oct. 12, 2026. Available: https://senadimu.potensi-utama.org/index.php/home/article/view/11