@Misc{RAH20170000488, title = "Mapamundi [Material cartogr\'{a}fico]", author = "Isidoro , Santo, Arzobispo de Sevilla, ca. 560-636", publisher = "Madrid", URL = "https://bibliotecadigital.rah.es/es/consulta/registro.do?id=61831", year = "1935", }