NGUYEN, Chau huu. Challenges for universities lectures in Vietnam: English. Advances in Social Sciences Research Journal, [S. l.], v. 7, n. 1, p. 566–573, 2020. DOI: 10.14738/assrj.71.7707. Disponível em: https://scholarpublishing.org/journals/index.php/ASSRJ/article/view/3825. Acesso em: 28 may. 2026.