@article{DiazMaag:42163,
      author        = "Diaz Maag, Javier and Villarroya Gaudó, María and
                       Gállego Rodríguez, Luis Carlos and Martínez Domínguez,
                       Francisco José and Resano Ezcaray, Jesús Javier",
      title         = "{}",
      year          = "2012",
}