FIRDAUS, M. A.; SUHARSO, W. Web-Based Retail Information System for Managing Goods and Sales Using Waterfall Method. ASTONJADRO, [S. l.], v. 15, n. 1, p. 139–150, 2026. DOI: 10.32832/astonjadro.v15i1.20044. Disponível em: http://150.107.142.43/index.php/ASTONJADRO/article/view/20044. Acesso em: 19 mar. 2026.