An, L. T. ., and A. Buripakdi. “‘I Actually Speak More in English Than in Vietnamese’: Investment, Emotion, and Positioning Among Vietnamese Students in a Transnational EMI Program”. International Journal of Learning, Teaching and Educational Research, vol. 25, no. 6, June 2026, pp. 465-81, https://ijlter.net/index.php/ijlter/article/view/2906.