Le, X. M., Phuong, H. Y., Huynh, M. H. and Le, T. T. (2025) “Understanding learner satisfaction in EFL Continuing Education Programs: A Qualitative case study in Viet Nam”, CTU Journal of Innovation and Sustainable Development, 17(3), pp. 128-137. doi: 10.22144/ctujoisd.2025.070.