The Problems of Cancellation of Aircraft Tickets During the Covid-19 Pandemic from The Point of View of Consumer Protection in Indonesia and in the European Union. KRTHA BHAYANGKARA, [S. l.], v. 16, n. 1, 2024. DOI: 10.31599/krtha.v16i1.1191. Disponível em: https://ejurnal.ubharajaya.ac.id/index.php/KRTHA/article/view/1191.. Acesso em: 1 sep. 2024.