M. Kirana and A. Purwanto, “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”, CJ, vol. 4, no. 2, pp. 71–80, Aug. 2026, doi: 10.58477/cj.v4i2.466.