Muhammad Rauf Khan, “Factors Affecting Customer Retention in Discount Stores: A Case of Utility Stores Corporation of Pakistan”, Pollster j. acad. res., vol. 1, no. 2, pp. 144–158, Dec. 2014, Accessed: Jun. 08, 2025. [Online]. Available: https://pollsterpub.org/OJS_PJAR/index.php/PJAR/article/view/13