“Mobile Stock Information System Using the Waterfall Method: Case Study at An Electronics Retailer in Bandung”, Informatics Management, Engineering and Information System Journal, vol. 1, no. 2, pp. 119–124, Oct. 2026, Accessed: Oct. 28, 2026. [Online]. Available: https://jurnal.stmik-mi.ac.id/imeisj/article/view/229