@book{29209,
	author = {Tébar Flores, Emilio, and Parra Escudero, Joaquín, Emilio,},
	title = {Problemas de cálculo infinitesimal /},
	publisher = {Editorial Tébar,},
	year = {2005.},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/13743/}
}