“THE EFFECT OF CUSTOMER COMPLAINT HANDLING PRACTICES ON CUSTOMER SATISFACTION IN ETHIOPIAN ELECTRIC UTILITY CUSTOMER SERVICE CENTER”, IJM, vol. 15, no. 1, pp. 1–14, Jan. 2024, Accessed: Oct. 21, 2025. [Online]. Available: https://lib-index.com/index.php/IJM/article/view/IJM_15_01_001