@book{4266,
	author = {Fernández de Castro, J.M. and Asimakopulos, Athanasios},
	title = {Introducción a la teoría microeconómica},
	publisher = {Vicens-Vives},
	year = {1983},
	address = {Barcelona :},
	url = {https://www.biblioeco.unsa.edu.ar/pmb/images/libros/L127367.jpg}
}