@article{OttLoske1995,
  author    = {Ott, Hermann E. and Loske, Reinhard},
  title     = {Pr{\"u}fsteine f{\"u}r Ergebnisse der Berliner Gipfels},
  journal   = {{\"O}kologische Briefe},
  number    = {13},
  pages     = {3},
  year      = {1995},
  language  = {de}
}