S, M Fakhri. “Evaluating End-User Satisfaction of Retail Minimarket Applications Using the Net Promoter Score Method”. Journal of Computer Science Application and Engineering (JOSAPEN) 4, no. 1 (February 1, 2026): 22–26. Accessed February 8, 2026. https://journal.lenterailmu.com/index.php/josapen/article/view/90.