SAMARAWEERA, A. . Will There Be an Open Sky Again? The Impact on COVID-19 on the Airline Industry. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 52, n. 1, p. 173–180, 2020. Disponível em: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/11211. Acesso em: 8 may. 2024.