@book{109384,
	author = {Cruz Escobar, Agustín},
	title = {Cálculo elemental:},
	publisher = {El autor,},
	year = {2016.},
	address = {Chapingo, Méx. :},
	note = {Para ver el contenido del material haga clic en la liga},
	url = {http://10.13.5.2/tesis/sist112923.pdf}
}