THO, N. T. Factors affecting moral education for high school students: A case in Vietnam. International journal of health sciences, [S. l.], v. 6, n. S4, p. 1870–1878, 2022. DOI: 10.53730/ijhs.v6nS4.6460. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/6460. Acesso em: 14 may. 2026.