NGUYEN, Thanh Minh. IELTS Washback as a High-Stakes Test on Student Learning: A Hierarchical Modelling Study at a Vietnamese University. International Journal of TESOL & Education, [S. l.], v. 5, n. 1, p. 1–24, 2025. DOI: 10.54855/ijte.25511. Disponível em: https://i-jte.org/index.php/journal/article/view/527. Acesso em: 30 jan. 2025.