Universidad de Zaragoza Repository

@article{ArandaUsón:43947,
      author        = "Aranda Usón, José Alfonso and Peña Pellicer, María
                       Begoña and Bravo Rodríguez, Yolanda and Collado Giménez,
                       Francisco Javier",
      title         = "{}",
      year          = "2011",
}