Analyzing Customer Service Quality of State-Owned Commercial Banks in Bangladesh: A Study on Sonali Bank Limited. Global Journal of Management and Business Research, [S. l.], v. 22, n. E2, p. 31–38, 2022. Disponível em: https://testing.journalofbusiness.org/index.php/GJMBR/article/view/102209. Acesso em: 4 feb. 2026.