@book{102620,
	author = {Sevilla Abril, Pedro Andrés,},
	title = {Nudo :},
	publisher = {Universidad del Azuay Casa Editora,},
	year = {[2018]},
	address = {Cuenca, Ecuador :},
	edition = {Primera edición.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/133400/}
}