@article{DachwaldOhndorf2010,
  author    = {Bernd Dachwald and A. Ohndorf},
  title     = {1st ACT Global Trajectory Optimisation Competition : Results found at DLR},
  journal   = {Acta Astronautica. 61 (2007), H. 9},
  pages     = {742 -- 752},
  year      = {2010},
}