Qin, D., C. Keawsuwan, and N. Thaveewatanaseth. “A Study on Cultural and Regulatory Issues to Develop Chinese for Airline Business Textbooks in Thai Higher Education Institutions”. Ganesha Journal, vol. 20, no. 2, Oct. 2024, pp. 137-52, https://so01.tci-thaijo.org/index.php/pikanasan/article/view/274073.