Yang, Wang. “HSK 四级中形声字的调查研究及其在对外汉语教学中的应用”. Chophayom Journal 28, no. 3 (December 26, 2017): 316–323. accessed September 12, 2026. https://so01.tci-thaijo.org/index.php/ejChophayom/article/view/107301.