@book{66016,
	author = {Hefele, Carl Joseph and Michel, Albert and Leclercq, Henri},
	title = {Histoire des conciles d'après les documents originaux},
	publisher = {Letouzey et Ané},
	year = {1938},
	address = {Paris},
	url = {http://gallica.bnf.fr/ark:/12148/bpt6k5493980h}
}