Universidad de Zaragoza Repository

@article{PardoJuez:44871,
      author        = "Pardo Juez, Alfonso and Desir Valen, Gloria and Sánchez
                       Navarro, José Ángel and Betrán Aso, Jesús Ángel and
                       Guerrero Iturbe, Jesús",
      title         = "{}",
      year          = "2011",
}