@book{BarschOppSteinhardt1993,
  author    = {Barsch, Heiner and Opp, Christian and Steinhardt, Uta},
  title     = {Geo{\"o}kologische Probleme in der Waldsteppe der n{\"o}rdlichen Mongolei},
  series = {Potsdamer geographische Forschungen},
  volume    = {3},
  journal   = {Potsdamer geographische Forschungen},
  publisher = {Fachber. Geogr. d. Univ. Potsdam},
  address   = {Potsdam},
  issn      = {0940-9688},
  pages     = {85 S. : Ill.},
  year      = {1993},
  language  = {de}
}