@Book{BVMC:1049682, author = {Martí Alpera, Félix}, title = {Tarjeta postal de F. Martí Alpera a Rafael Altamira. Copenhague, 12 de septiembre de 1911}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2020}, year = {2020}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc1049682} }