@Book{BVMC:679041,
author = {Ceballos, Ciro B.},
title = {Claro-obscuro},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2014},
year = {2014},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcxp8x4}
}