@article{Bruyninx:8018,
      author        = "Bruyninx, Carine and Legrand, Juliette  and Moyaert, Ann 
                       and Mesmaker, Dominique and Bamahry, Fikri and Fabian,
                       Andras and Miglio, Anna and Pottiaux, Eric ",
      title         = "{Belgian GNSS observation data repository}",
      year          = "1996",
}