YUAN, F.; KHAOBANPAEW, K. Learning Chinese Phonetics System online by Using “echo method”: A Case Study of Mae Fah Luang University. Journal of Sinology, [S. l.], v. 17, n. 1, p. 22–33, 2023. Disponível em: https://journal.mfu.ac.th/index.php/jsino/article/view/69. Acesso em: 4 dec. 2024.