@Book{BVMC:711366, author = {Castillejo, José}, title = {Tarjeta postal de Castillejo a Rafael Altamira. Sevilla, 19 de marzo de 1908}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2015}, year = {2015}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc350h2} }