@article{Luhmann1999,
  author    = {Luhmann, Hans-Jochen},
  title     = {Umweltgutachten : Selbst{\"u}berwachung erleichtert Manipulation},
  journal   = {Punkt.um},
  number    = {12},
  pages     = {9},
  year      = {1999},
  language  = {de}
}