@INPROCEEDINGS{BeCaHa13,
  author = {Berkels, Benjamin and Cabrilo, Ivan and Haller, Sven and Rumpf, Martin
	and Schaller, Karl},
  title = {Co-Registration of Intra-Operative Photographs and Pre-Operative
	{MR} Images},
  booktitle = {Bildverarbeitung f{\"{u}}r die Medizin 2013},
  year = {2013},
  series = {Informatik aktuell},
  pages = {122-127},
  publisher = {Springer},
  doi = {10.1007/978-3-642-36480-8_23},
  pdf = {http://numod.ins.uni-bonn.de/research/papers/public/BeCaHa13.pdf},
}