Sopian, Ahmad, and Siti Ernawati. “Implementasi Model Waterfall Dalam Rancang Bangun E-Commerce Pada CV. Sinar Digital”. JAIS - Journal of Accounting Information System 2, no. 2 (December 1, 2022): 70-75. Accessed April 20, 2025. http://103.75.24.116/index.php/jais/article/view/1540.