@Book{BVMC:292756, author = {López de Hierro, Eduardo}, title = {Carta de Eduardo López de Hierro a Rafael Altamira. Buenos Aires, 9 de agosto de 1909}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2012}, year = {2012}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmch42c7} }