“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)”. Small Business Accounting Management and Entrepreneurship Review 5, no. 2 (Agustus 31, 2025): 76–86. Diakses Oktober 17, 2026. https://dhsjournal.id/index.php/SBAMER/article/view/404.