@book{243517,
	author = {Demurger, Alain,},
	title = {Élites et ordres militaires au Moyen Âge :},
	publisher = {Casa de Velázquez,},
	year = {2015.},
	series = {Collection de la Casa de Velázquez,},
	address = {Madrid :},
	url = {https://www.digitaliapublishing.com/a/37378/}
}