@Book{BVMC:718469, author = {Altamira, Rafael}, title = {Carta de Rafael Altamira a Antonio Maura. Madrid, 10 de diciembre de 1921}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2015}, year = {2015}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcw1108} }