@article{2008-SISC-HHM,
  author = {E. Haber and S. Heldmann and J. Modersitzki},
  title = {An Octree Method for Parametric Image Registration},
  publisher = {SIAM},
  year = {2007},
  journal = {SIAM Journal on Scientific Computing},
  volume = {29},
  number = {5},
  pages = {2008-2023},
  keywords = {image registration; adaptive discretization; octree; nonlinear optimization},
  url = {http://link.aip.org/link/?SCE/29/2008/1},
  doi = {10.1137/060662605}
}