DOAN THI KIEU MY*, HOANG THI KIM LIEN, NGUYEN THI BICH PHUONG; NGUYEN THI THUAN; SAY HA. Instructor-student interaction in online higher education: Comparing synchronous, asynchronous, and blended interaction at Can Tho University. The VMOST Journal of Social Sciences and Humanities, [S. l.], v. 68, n. 2, 2026. DOI: 10.31276/VMOSTJOSSH.2026.0001. Disponivel em: https://vmostscience.vjst.vn/index.php/vmost_jossh/article/view/434. Acesso em: 26 sep. 2026.