HEINZMANN, S.; EHRSAM, K.; ROBERT, H.; LUKAS, B. Studying Abroad During the Outbreak of the COVID-19 Pandemic: Two Case Studies. Frontiers: The Interdisciplinary Journal of Study Abroad, [S. l.], v. 34, n. 4, p. 305–316, 2022. DOI: 10.36366/frontiers.v34i4.639. Disponível em: https://frontiersjournal.org/index.php/Frontiers/article/view/639. Acesso em: 29 nov. 2022.