KIRANA, Meilanie; PURWANTO, Asto. UI/UX Design of a Web-Based Bag Sales Information System Using the Waterfall Method and Usability Evaluation with SUS: A Case Study of Carrefour Bag MSME. Computer Journal, [S. l.], v. 4, n. 2, p. 71–80, 2026. DOI: 10.58477/cj.v4i2.466. Disponível em: https://journal.ypmma.org/cj/article/view/466. Acesso em: 13 aug. 2026.