@book{133133,
	author = {Kindelán, Ultano. and e-libro, Corp.},
	title = {Fundamentos matemáticos de la ingeniería},
	publisher = {Dykinson,},
	year = {2007.},
	address = {Madrid :},
	url = {https://elibro.net/ereader/politecnicointernacional/35676}
}