“Penerapan Sistem Keuangan Sederhana Untuk Mendukung Kegiatan Usaha Kedai Kopi ‘Roengpi Coffee’: (Implementation of a Simple Financial System to Support the Business Activities of the ‘Roengpi Coffee’ Coffee Shop)”, SBAMER, vol. 5, no. 2, hlm. 76–86, Agu 2025, doi: 10.61656/sbamer.v5i2.404.