@article{OtteRaetzelSipmanetal.2000,
  author    = {Otte, Volker and R{\"a}tzel, Stefan and Sipman, Harri J. M. and Kummer, Volker},
  title     = {Bemerkenswerte Flechtenfunde aus Brandenburg V},
  year      = {2000},
  language  = {de}
}