Shengnan, Zhang. “The Relationship Between Metalinguistic Knowledge and the Identification of Thai Vowel Length by Chinese Learners Before and After Praxis Intervention”. LEARN Journal: Language Education and Acquisition Research Network 15, no. 1 (January 22, 2022): 91–123. Accessed May 2, 2024. https://so04.tci-thaijo.org/index.php/LEARN/article/view/256715.