Nguyen, K.Q., Vo, Q.N. and To, L.T.T. 2026. An Exploratory Comparison of the THPT English Exam and an IELTS Benchmark: A Question of Equivalence. TTU Journal of Science. 1, 2 (Jun. 2026), 71–77. DOI:https://doi.org/10.53901/tjs.2026.v01.issue02.art08.