@book{4268,
	author = {Calvo, Paloma and Gibbons, Robert},
	title = {Un primer curso de teoría de juegos},
	publisher = {Antoni Bosch},
	year = {1993},
	address = {Barcelona :},
	url = {https://www.biblioeco.unsa.edu.ar/pmb/images/libros/L127369.jpg}
}