Binh, Dao Thanh, Ngoc Tran Thi Bich, Nguyen Hoang Lan, Trinh Thu Thuy, Galina Barysheva, and Lam Tran Si. “Quality Assessment of the Blended Learning in Higher Education Using the Modified HEdPERF Instrument”. Emerging Science Journal 9 (May 20, 2025): 56–76. Accessed June 18, 2025. https://ijournalse.org/index.php/ESJ/article/view/3098.