Le, Thi Thanh Hai, Thi Hong Nhung Pham, Ho Hoang Thuy Nguyen, Anh Huy Pham, and Thi Khanh Phuoc Tran. “CEFR AND ITS APPLICATION IN ASSESSMENT”. JOURNAL OF INQUIRY INTO LANGUAGES AND CULTURES 6, no. 3 (December 30, 2022): 347–363. Accessed October 20, 2026. https://jilc.vn/index.php/jilc/article/view/85.