Universidad de Zaragoza Repository

@article{UsónSardaña:42149,
      author        = "Usón Sardaña, Antonio and Dufo López, Rodolfo and Artal
                       Sevil, Jesús Sergio and Comech Moreno, María Paz and
                       López Andía, Diego and Valdivielso Casas, Luisa",
      title         = "{}",
      year          = "2012",
}