LIU, Junyi. Research on the Effectiveness of Online Teaching Chinese as a Foreign Language. Journal of Education and Educational Research, [S. l.], v. 12, n. 1, p. 4–7, 2025. DOI: 10.54097/2m3q3f24. Disponível em: https://drpress.org/ojs/index.php/jeer/article/view/29013. Acesso em: 24 jun. 2026.