@Book{BVMC:927720, author = {Pérez, Abel J.}, title = {Carta de Abel J. Pérez a Rafael Altamira. Montevideo, 22 de octubre de 1909}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2018}, year = {2018}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc0927720} }