@misc{SievertKorbBerndtetal.1994,
  author    = {Sievert, Hannelore and Korb, Dieter and Berndt, Klaus-Peter and Parnow, Klaus},
  title     = {Neuruppiner Landschaften : ein Video. Großschmetterlinge Brandenburgs : ein Video [Begleitheft]},
  publisher = {Univ.},
  address   = {Potsdam},
  pages     = {36 S.},
  year      = {1994},
  language  = {de}
}
@article{SievertKorbBerndtetal.1993,
  author    = {Sievert, Hannelore and Korb, Dieter and Berndt, Klaus-Peter and Parnow, Klaus},
  title     = {Neuruppiner Landschaften : ein Video. Großschmetterlinge Brandenburgs : ein Video},
  publisher = {Univ.},
  address   = {Potsdam},
  pages     = {30 min.},
  year      = {1993},
  language  = {de}
}