@Misc{BVMC:240211, author = {Unamuno, Miguel de}, title = {[Carta de Miguel de Unamuno a Benito Pérez Galdós, 16 de noviembre de 1902]}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2001}, year = {2001}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcms3q4} }