@Book{DGA20060004626, title = "La bandera de Arag\'{o}n", author = "Fat\'{a}s Cabeza, Guillermo", publisher = "Zaragoza : Guara Editorial", ISBN = "ISBN 84-85303-10-5", editor = "Guara Editorial", series = "(Colecci\'{o}n B\'{a}sica Aragonesa ; 3)", URL = "https://derechoaragones.aragon.es/es/consulta/registro.do?id=395335", year = "1978", }