Implementation of the Waterfall Model in the Design and Development of a Web-Based Cashier Information System. Journal of Informatics, Game Engineering, and Networking, [S. l.], v. 1, n. 1, p. 11–22, 2026. DOI: 10.55732/40sz5917. Disponível em: https://journal.unusida.ac.id/index.php/jigen/article/view/1979. Acesso em: 18 okt. 2026.