Kancwamdee, Chatshai, and Suksamai Sutthibodee. “The Liabilities of Airlines in Case of Passengers Have Been Infected by COVID-19 on Board”. Ph.D. in Social Sciences Journal 13, no. 1 (April 28, 2023): 44–59. accessed August 30, 2026. https://so05.tci-thaijo.org/index.php/phdssj/article/view/255012.