@article{KirschkampJoeckelWaehlischetal.1998,
  author    = {Kirschkamp, T. and J{\"o}ckel, M. and W{\"a}hlisch, Georg and Barry, J. C.},
  title     = {Konstruktion eines Modellauges zur Simulation von Purkinje-Spiegelbildern f{\"u}r die Bestimmung der Kr{\"u}mmungsradien und der Lage der Augenlinse},
  series = {Biomedizinische Technik = Biomedical Engineering},
  volume    = {Bd. 43},
  journal   = {Biomedizinische Technik = Biomedical Engineering},
  number    = {H. 11},
  issn      = {1862-278X (E-Journal); 0013-5585 (Print)},
  pages     = {318 -- 325},
  year      = {1998},
  language  = {de}
}
@article{HillenBarryPongs1997,
  author    = {Hillen, Walter and Barry, J. C. and Pongs, U. M.},
  title     = {Algorithm for Purkinje Image I and IV and Limbus Centre Location. Barry, J. C.; Pongs, U. M.; Hillen, W.},
  series = {Computers in Biology and Medicine. 27 (1997), H. 6},
  journal   = {Computers in Biology and Medicine. 27 (1997), H. 6},
  isbn      = {0010-4825},
  pages     = {515 -- 531},
  year      = {1997},
  language  = {en}
}