@article{DachwaldBallUlamecetal.2011,
  author    = {Bernd Dachwald and Andrew J. Ball and Stephan Ulamec and Michael E. Price},
  title     = {A small mission for in situ exploration of a primitive binary near-Earth asteroid / Ball, Andrew J. ; Ulamec, Stephan ; Dachwald, Bernd ; Price, Michael E. ; [u.a.]},
  journal   = {Advances in Space Research. 43 (2009), H. 2},
  pages     = {317 -- 324},
  year      = {2011},
}