@book{99507,
	author = {Nougués Secall, Mariano},
	title = {Descripción e historia del Castillo de Aljafería sito extramuros de la ciudad de Zaragoza},
	publisher = {Linkgua, },
	year = {2017},
	series = {Historia},
	address = {[Madrid, España] :},
	url = {https://public.digitaliapublishing.com/a/55366}
}