Nguyen Thi Khanh An and Tran Trong Thanh (2026) “EXAMINING CEFR READING COMPREHENSION TEXT COMPLEXITY IN VIETNAM’S 2025 NATIONAL ENGLISH EXAM”, HNUE Journal of Science: Journal of Educational Science, 71(4), pp. 57–66. doi:10.18173/2354-1075.2026-0057.