Tran, N. T., T. B. T. Tran, and T. T. M. Bien. “An Exploration of the Factors Hindering Students’ Lesson Comprehension in EMI Classes”. International Journal of Language and Literary Studies, vol. 2, no. 3, Sept. 2020, pp. 29-42, doi:10.36892/ijlls.v2i3.317.