NGUYEN, Thanh Thuy; PHAM, Thi Ngoc Lan; NGUYEN, Thu Huong; PHAN, Doan Bao Chau; DUONG, My Linh. INFLUENCE OF ENGLISH PROFICIENCY ON KOREAN LANGUAGE LEARNING: A CASE STUDY AT THE FACULTY OF KOREAN LANGUAGE AND CULTURE, VNU UNIVERSITY OF LANGUAGES AND INTERNATIONAL STUDIES. VNU Journal of Foreign Studies, [S. l.], v. 42, n. 3, p. 151–166, 2026. DOI: 10.63023/2525-2445/jfs.ulis.5606. Disponível em: https://jfs.ulis.vnu.edu.vn/index.php/fs/article/view/5606. Acesso em: 30 jun. 2026.