Letters and messages in the world of migration. REVISTA DE HISTORIOGRAFÍA (RevHisto), [S. l.], n. 37, p. 13–38, 2022. DOI: 10.20318/revhisto.2022.7053. Disponível em: https://e-revistas.uc3m.es/index.php/REVHISTO/article/view/7053. Acesso em: 5 dec. 2025.