Designing a Web-Based Purchasing Information System and Methodology: A Case Study of a Watch Store Using the UML Methodology. Journal of Science, Technology, and Innovation, [S. l.], v. 1, n. 2, p. 129–137, 2025. DOI: 10.65310/1z93n052. Disponível em: https://scriptaintelektual.com/inventa/article/view/372. Acesso em: 31 dec. 2025.