@Book{BVMC:789732, author = {Caballero, Justo}, title = {Carta de Justo Caballero a Carlos Esplá. México,12 de julio de 1947}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2017}, year = {2017}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc4b544} }