@book{970,
	author = {Société des historiens médiévistes de l’Enseignement supérieur public},
	title = {Frontières spatiales, frontières sociales au Moyen Âge :},
	publisher = {Éditions de la Sorbonne,},
	year = {2023.},
	address = {Paris :},
	note = {Ebook},
	url = {https://books.openedition.org/psorbonne/109649}
}