NHIEM, B. T. Factors affecting the management of teachers’ professional activities in upper secondary schools toward professional autonomy in Vietnam. International journal of humanities, literature and arts, [S. l.], v. 9, n. 1, p. 9-16, 2026. DOI: 10.21744/ijhla.v9n1.2484. Disponível em: https://sloap.org/journal/index.php/ijhla/article/view/2484. Acesso em: 25 may. 2026.