@article{WittmannBibringRosenbaueretal.2009,
  author    = {Klaus Wittmann and J.-P. Bibring and H. Rosenbauer and H. Boehnhardt},
  title     = {The Rosetta Lander ("Philae") Investigations / Bibring, J.-P. ; Rosenbauer, H. ; Boehnhardt, H. ; [...] Wittmann, K.},
  journal   = {Space Science Reviews. 128 (2007), H. 1-4},
  pages     = {205 -- 220},
  year      = {2009},
}