Sureenate Jaratjarungkiat, Kyung-Eun Park, and Samuel Yuan Han Tan. 2022. “Predicative Adjectives in Thai: Diachronic Changes in the Past Century”. Journal of Mekong Societies 18 (1):75-102. https://so03.tci-thaijo.org/index.php/mekongjournal/article/view/260463.