QUYNH, N. T. N. A STUDY ON THE VALIDITY OF VSTEP WRITING TESTS FOR THE SAKE OF REGIONAL AND INTERNATIONAL INTEGRATION. VNU Journal of Foreign Studies, [S. l.], v. 34, n. 4, 2018. DOI: 10.25073/2525-2445/vnufs.4285. Disponível em: https://jfs.ulis.vnu.edu.vn/index.php/fs/article/view/4285. Acesso em: 4 may. 2024.