@Book{BARB00860822-5, title = "La Aljafer\'{\i}a : de los or\'{\i}genes a 1118 : el palacio andalus\'{\i} de Zaragoza", author = "Sobradiel Valenzuela, Pedro I.", publisher = "[Zaragoza] : [el autor]", ISBN = "ISBN 978-84-09-14768-7", editor = "[el autor]", URL = "https://bibliotecavirtual.aragon.es/es/consulta/registro.do?id=5088", year = "2019", }