@ARTICLE{DrRiRu05,
  author = {Droske, Marc and Ring, Wolfgang and Rumpf, Martin},
  title = {{M}umford-{S}hah Based Registration: a comparison of a level set
	and a phase field approach},
  journal = {Computing and Visualization in Science},
  year = {2009},
  volume = {12},
  pages = {101--114},
  doi = {10.1007/s00791-008-0084-2},
  pdf = {http://numod.ins.uni-bonn.de/research/papers/public/DrRiRu05.pdf},
}