@Book{BVMC:292732, author = {Rubio, Rafael}, title = {Carta de Rafael Rubio a Rafael Altamira. México, 1 de febrero de 1910}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2012}, year = {2012}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcm04s2} }