@Book{BVMC:723740,
author = {Barras de Aragón, Francisco de las},
title = {Tarjeta postal de [Francisco de las] Barras a Rafael Altamira. Londres, [1909]},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2015},
year = {2015},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc79622}
}