@Book{BVMC:782596, author = {Otero, Antonio}, title = {Carta de Antonio Otero a Rafael Altamira. Habana, 4 de marzo de 1910}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2017}, year = {2017}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcc84b7} }