วศินานนท์ น., and วศินานนท์ ส. “The study of the problems in Chinese character writing errors made by the freshmen of Huachiew Chalermprakiet University”. Ramkhamhaeng University Journal Humanities Edition, vol. 38, no. 1, June 2019, pp. 85-100, https://so05.tci-thaijo.org/index.php/huru/article/view/195237.