@article{Signorile:4217,
      author        = "Signorile, Giovanna and Sesia, Ilaria and Tavella,
                       Patrizia and Fiasca, Franco and Defraigne, Pascale and
                       Galleani, Laurenzo",
      title         = "{Results of DEMETRA Time Integrity service tested on
                       Galileo}",
      month         = "May",
      year          = "2018",
}