@Book{BVMC:292647, author = {Castro, Alberto Osório de}, title = {Tarjeta postal de Alberto Osório de Castro a Rafael Altamira. 10 de enero de 1904}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2012}, year = {2012}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc9z9s7} }