KOREAN SPEAKING DIFFICULTIES: A CASE STUDY OF KOREAN MAJORS AT A UNIVERSITY IN VIETNAM. Journal of Foreign Language Studies, [S. l.], n. 78, p. 65–77, 2024. DOI: 10.56844/tckhnn.78.775. Disponível em: http://journals.hanu.edu.vn/index.php/tckhnn/article/view/775. Acesso em: 15 jan. 2026.