@article{FuhrmannSeehaferValorietal.2011,
  author    = {Fuhrmann, Marcel and Seehafer, Norbert and Valori, Gherardo and Wiegelmann, Thomas},
  title     = {A comparison of preprocessing methods for solar force-free magnetic field extrapolation},
  issn      = {0004-6361},
  year      = {2011},
  language  = {en}
}