@book{2577,
	author = {Ávila, Jorge C. and Almansi, Aquiles A.},
	title = {Convertibilidad},
	publisher = {Cema Instituto Universitario},
	year = {1997},
	address = {Buenos Aires :},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L85630.jpg}
}