@Book{BVMC:711354, author = {Castro, Alberto Osório de}, title = {Tarjeta postal de Alberto Osório de Castro a Rafael Altamira}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2015}, year = {2015}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcm63f1} }