Prapagorn, P. . (2018) “A Development of Knowledge and Understanding on Separable Verbs of Mandarin Chinese Grammar by Using Learners’ Errors”, Journal of Sinology (วารสารจีนวิทยา), 12, pp. 109–139. available at: https://so16.tci-thaijo.org/index.php/JSINO/article/view/2911 (accessed: 22 April 2026).