@book{66160,
	author = {Alonso de Mena, Ana Isabel. and Álvarez López, Jorge,},
	title = {Ecuaciones diferenciales ordinarias :},
	publisher = {Delta, Publicaciones Universitarias,},
	year = {2008.},
	address = {Madrid :},
	url = {https://elibro.net/ereader/politecnicointernacional/60259}
}