@InProceedings{ecmr_uav_2013,
  author =       {M. Nieuwenhuisen and D. Droeschel and J. Schneider
                  and D. Holz and T. L{\"a}be and S. Behnke},
  title =        {Multimodal Obstacle Detection and Collision
                  Avoidance for Micro Aerial Vehicles},
  booktitle =    ECMR,
  year =         {2013},
  pages =        {7--12},
}