@article{MartínezUbieto:48120,
      author        = "Gracia Roche, Carlos and Martínez Ubieto, Fernando and
                       Júdez Legaristi, Diego and Martínez Ubieto, Javier",
      title         = "{}",
      year          = "2016",
      note          = "Presentado:  25 01 2016",
}