@Book{BVMC:292790, title = {Tarjeta postal de [J. N.] a Rafael Altamira. Buenos Aires, 1909-9}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2012}, year = {2012}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc7d3h4} }