TIMERGA, G. . Service User Perception of Service Quality in Addis Ababa City Administration, Ethiopia. African Journal of Leadership and Development, [S. l.], v. 6, n. 2, p. 86–99, 2021. DOI: 10.20372/ajold.2021.6.2.5. Disponível em: http://journals.epsu.edu.et/index.php/ajold/article/view/185. Acesso em: 12 jan. 2026.