Sun, L.-G., and J. Wudthayagorn. “Investigating Beliefs, Attitudes and Motivation Toward English Language Learning Among Thai and Chinese Undergraduate Students in Different Study Programs”. LEARN Journal: Language Education and Acquisition Research Network, vol. 17, no. 1, Feb. 2024, pp. 734-58, https://so04.tci-thaijo.org/index.php/LEARN/article/view/270441.