Sukying, Apisak, and ThiTuyet Tran. “Revisiting Three Decades of L2 Vocabulary Research in Higher Education (1992–2025): A Multidimensional Bibliometric Analysis”. LEARN Journal: Language Education and Acquisition Research Network 19, no. 2 (July 30, 2026): 323–356. accessed October 7, 2026. https://so04.tci-thaijo.org/index.php/LEARN/article/view/291551.