DVORAK, A. M.; CHRISTIANSEN, L. D.; FISCHER, N. L.; UNDERHILL, J. B. A Necessary Partnership: Study Abroad and Sustainability in Higher Education. Frontiers: The Interdisciplinary Journal of Study Abroad, [S. l.], v. 21, n. 1, p. 143–166, 2011. DOI: 10.36366/frontiers.v21i1.307. Disponível em: https://frontiersjournal.org/index.php/Frontiers/article/view/307. Acesso em: 23 may. 2022.