TRAN, G. N.; NGO, G. V. Redefining Teacher Roles in AI-driven Informal English Learning: Perspectives from Vietnamese EFL Educators. Vietnam Journal of Education, [S. l.], v. 10, n. 4, 2026. DOI: 10.52296/vje.2026.886. Disponível em: https://vje.vn/index.php/journal/article/view/886. Acesso em: 5 aug. 2026.