@book{69810,
	author = {Zapata-Barrero, Ricard,},
	title = {Spheres of diversities :},
	publisher = {CIDOB :},
	year = {[2011]},
	series = {Colección Monografías},
	address = {Barcelona :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/19625/}
}