@Book{DGA20060001878, title = "Doctrina regionalista de Arag\'{o}n", author = "Calvo Alfaro, Julio", publisher = "Zaragoza : Astral", ISBN = "ISBN 84-87333-21-4", editor = "Astral", series = " ; 21) (Cuadernos de cultura aragonesa )", URL = "https://derechoaragones.aragon.es/es/consulta/registro.do?id=395041", year = "1996", }