@Misc{BMDB20190107655, title = "Ober - und mittel Italien im maassstabe von 1:1.850.000 : [generalkarte]", author = "Petermann, Augustus, 1822-1878", publisher = "Gotha [Alemania.] : Justus Perthes", editor = "Justus Perthes", URL = "https://bibliotecavirtual.defensa.gob.es/BVMDefensa/es/consulta/registro.do?id=73171", year = "1879", }