@book{29640,
	author = {Cobos Gutiérrez, Carlos, and Ortiz Marín, Rafael,},
	title = {Geometría para ingenieros. },
	publisher = {Editorial Tébar,},
	year = {2009.},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/14907/}
}