@INPROCEEDINGS{2006-HPC-FM,
  author = {B. Fischer and J. Modersitzki},
  title = {Image Fusion and registration -- a variational approach},
  booktitle = {Computational Science and High Performance Computing II},
  year = {2006},
  editor = {E Krause and YI Shokin and M Resch and N Shokina },
  series = {Notes on Numerical Fluid Mechanics and Multidisciplinatory Design, 91},
  pages = {193--205},
  publisher = {Springer},
}