@INPROCEEDINGS{2003-SPIE-FM,
  author = {B. Fischer and J. Modersitzki},
  title = {Combination of automatic non-rigid and landmark based registration:
    the best of both worlds},
  booktitle = {Medical Imaging 2003: Image Processing},
  year = {2003},
  editor = {M Sonka and JM Fitzpatrick},
  pages = {1037--1048},
  publisher = {Proceedings of the SPIE 5032},
}