Kancwamdee, Chatshai, and Suksamai Sutthibodee. 2023. “The Liabilities of Airlines in Case of Passengers Have Been Infected by COVID-19 on Board”. Ph.D. in Social Sciences Journal 13 (1):44-59. https://so05.tci-thaijo.org/index.php/phdssj/article/view/255012.