@Book{BVMC:783043, author = {Juan, Rafael}, title = {Carta de Rafael Juan a Rafael Altamira. Habana, 18 de marzo de 1910}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2017}, year = {2017}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc41905} }