@Misc{BMDB20149015504, title = "Zaio-Bercan. Hoja 14", publisher = "[Madrid] : Talleres del S.G.E.", editor = "Talleres del S.G.E.", URL = "https://bibliotecavirtual.defensa.gob.es/BVMDefensa/es/consulta/registro.do?id=8255", year = "1947", }