Analysis of Customer Literacy on the Use of Marhamah Savings Products at Bank Sumut KCP Syariah Panyabungan: Analisis Literasi Nasabah Pada Penggunaan Produk Tabungan Marhamah  Di Bank Sumut KCP Syariah Panyabungan. JSE. 2024;1(2):110-127. Accessed April 29, 2025. https://journal.manarulilmi.org/index.php/jse/article/view/9