@book{85820,
	author = {Roa Llamazares, César,},
	title = {La defensa de los comunales :},
	publisher = {Catarata,},
	year = {[2017]},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/81080/}
}