Yu-Hsiu Lee, Hugo, and Jack Clontz. “Reviewing the Prehistoric Linguistic Relationships of the Tai–Kadai Language Family and Its Putative Linguistic Affiliations: A meta–analysis Study and Abbreviation Edition”. Journal of Liberal Arts Prince of Songkla University 4, no. 1 (August 13, 2016): 48. Accessed May 19, 2024. https://so03.tci-thaijo.org/index.php/journal-la/article/view/64750.