SÁNCHEZ HIDALGO, N. The postcard in the Cartography Service of the National Library of Spain. REVISTA INTERNACIONAL MAPPING, [S. l.], v. 35, n. 223, p. 42–52, 2026. DOI: 10.59192/mapping.500. Disponível em: https://ojs.revistamapping.com/MAPPING/article/view/500. Acesso em: 11 nov. 2026.