Sunanyuenyong, A. “THE ANALYSIS OF THE MEANING OF CHINESE WORD ‘对’ (DUÌ) APPEARED IN THE CHINESE PROFICIENCY TEST (HSK, LEVEL 1-6) VOCABULARY LIST”. Chinese Journal of Social Science and Management, vol. 5, no. 2, Nov. 2021, pp. 111-25, https://so01.tci-thaijo.org/index.php/CJSSM/article/view/247514.