Nafisa Tasnim, and Md. Sazzad Hossain Patwary. “Analyzing Customer Service Quality of State-Owned Commercial Banks in Bangladesh: A Study on Sonali Bank Limited”. Global Journal of Management and Business Research 22, no. E2 (June 15, 2022): 31–38. Accessed May 13, 2024. https://journalofbusiness.org/index.php/GJMBR/article/view/102209.