@article{Bonte:640,
      author        = "Bonte, K. and Dammasch, I.E. and Verstringe, Freek and
                       Berghmans, D. and De Groof, A. and Dominique, M. and
                       Kretzschmar, M. and Nicula, B. and Pylyser, Erik and
                       Seaton, D.B. and Stegen, K.",
      title         = "{Space Situational Awareness services offered by PROBA2}",
      year          = "2012",
}