@inproceedings{2007-Ghattas-COFIR,
  author = {E. Haber and J. Modersitzki},
  title = {{COFIR}: coarse and fine image registration},
  editor = {LT Biegler and O Ghattas and M Heinkenschloss and D Keyes
            and B van Bloemen Waanders},
  booktitle = {Real-Time {PDE}-Constrained Optimization},
  pages = {37--49},
  publisher = {SIAM, Philadelphia},
  year = {2007},
}