@INPROCEEDINGS{alvarez14iser,
   Author = {H. Alvarez and L.M. Paz and J. Sturm and D. Cremers},
   Title = {Collision Avoidance for Quadrotors with a Monocular
Camera},
   Booktitle = {Proc. of The 12th International Symposium on Experimental Robotics (ISER)},
   Year = {2014},
}