@book{95865,
	author = {Barrera Erreyes, Helder Marcell, and Abril Flores, Jorge Francisco,},
	title = {Pamatug :},
	publisher = {Pontificia Universidad Católica del Ecuador,},
	year = {[2021]},
	address = {Quito, Ecuador :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/117810/}
}