Pose estimation of free-form objects
 @InProceedings{rosenhahn04eccv,
  author = 	 {B. Rosenhahn and G. Sommer},
  title = 	 {Pose estimation of free-form objects},
  booktitle =	 {8th European Conference on Computer Vision, ECCV 2004, Prag, Czech Republic},
  pages =	 {414-427},
  year =	 2004,
  editor =	 {T. Pajdla and J. Matas},
  volume =	 {3021},
  series =	 {LNCS},
  month =	 {May 2004},
  publisher =	 {Springer-Verlag, Berlin Heidelberg}
}