@book{120199,
	author = {Kern, Fritz and López-Amo y Marín, Angel},
	title = {Derechos del rey y derechos del pueblo},
	publisher = {Ediciones Rialp},
	year = {1955.},
	address = {Madrid},
	note = {Translation of: Gottesgnadentum und Widerstandsrecht im früheren Mittelalter.}
}