@book{22609,
	author = {Alvarez y Nuñez, José.},
	title = {La frontera hispano-francesa },
	editor = {Tip. El Correo)},
	publisher = {[s.n.], },
	year = {1886 (},
	address = {Madrid : },
	url = {https://bvpb.mcu.es/es/consulta/registro.do?id=577772 }
}