@book{89369,
	author = {Torrijos, Margarita,},
	title = {Apuntes de matemática básica /},
	publisher = {Universidad Católica de Colombia,},
	year = {[2018]},
	series = {Colección Ciencias básicas},
	address = {Bogotá :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/102319/}
}