TANGJUI, T. .; SAMPAOTHONG, P. .; LIMAROON, N. . The Analysis of COVID-19 impact and the Changes in Revenue Structure of Full Service Carriers: Percentage Change Analysis of Airlines’ Sources of Revenue. Suan Dusit Graduate School Academic Journal, Bankok, Thailand, v. 18, n. 1, p. 211–230, 2022. Disponível em: https://so19.tci-thaijo.org/index.php/SDUGSAJ/article/view/237. Acesso em: 4 jul. 2025.