@article{Schneider1991,
  author    = {Schneider, Ingo},
  title     = {Variante Pflanzen aus Gewebekulturen : Mutation oder epigenetische Ver{\"a}nderungen?},
  year      = {1991},
  language  = {de}
}
@article{SchneiderKoehler1992,
  author    = {Schneider, Ingo and K{\"o}hler, Brigitte},
  title     = {Amitrole tolerance in cell and tissue cultures and regenerated plants from Nicotiana plumbaginifolia : II. Selection system: suspension culture},
  year      = {1992},
  language  = {en}
}
@article{Schneider1992,
  author    = {Schneider, Ingo},
  title     = {Zusammensetzung der Mikrobionta auf Rieselfelderb{\"o}den},
  year      = {1992},
  language  = {de}
}
@article{Schneider1992,
  author    = {Schneider, Ingo},
  title     = {Untersuchungen zur Dynamik, physiologischen Aktivit{\"a}ten und {\"o}kologischen Bedeutung ausgew{\"a}hlter Mikroorganismengruppen in Rieselfeldb{\"o}den},
  year      = {1992},
  language  = {de}
}
@book{OPUS4-28979,
  title     = {OTIS : Zeitschrift der Arbeitsgemeinschaft Berlin-Brandenburgischer Ornithologen},
  editor    = {Wallschl{\"a}ger, Hans-Dieter},
  year      = {1993},
  language  = {de}
}
@book{OPUS4-28978,
  title     = {Botanische Wanderungen in deutschen L{\"a}ndern : [Die sch{\"o}nsten Exkursionen]},
  editor    = {P{\"o}tsch, Joachim and Weinert, Erich},
  publisher = {Urania-Verl.},
  address   = {Leipzig [u.a.]},
  year      = {1993},
  language  = {de}
}
@article{SchneiderMuellerWilke1993,
  author    = {Schneider, Ingo and M{\"u}ller, Bernd and Wilke, U.-B},
  title     = {Saisonal variation of microorganisms in a sewage farm ares south of Berlin},
  year      = {1993},
  language  = {en}
}
@article{Schneider1994,
  author    = {Schneider, Ingo},
  title     = {Mikrobielle und enzymatische Aktivit{\"a}ten in Rieselfeldb{\"o}den},
  year      = {1994},
  language  = {de}
}
@article{Schneider1994,
  author    = {Schneider, Ingo},
  title     = {Mikrobielle und enzymatische Aktivit{\"a}ten in Rieselfeldb{\"o}den},
  year      = {1994},
  language  = {de}
}
@article{BudzinskiKemnitz1994,
  author    = {Budzinski, Gertraud and Kemnitz, Helga},
  title     = {Die Grauwacken der Lausitz und ihre cadomische Pr{\"a}gung},
  year      = {1994},
  language  = {de}
}
@article{BudzinskiRoesler1994,
  author    = {Budzinski, Hubertus and R{\"o}sler, Hans J{\"u}rgen},
  title     = {Das Bauprinzip des Granits von Niederbobritzsch bei Freiberg/Sa. auf Grund seiner geochemischen Analyse},
  year      = {1994},
  language  = {de}
}
@article{Franck1994,
  author    = {Franck, Siegfried},
  title     = {Instability of a reaction zone at the Core-Mantle Boundary (CMB)},
  year      = {1994},
  language  = {en}
}
@article{FranckKowalle1994,
  author    = {Franck, Siegfried and Kowalle, Georg},
  title     = {Seismic velocity models for an internally asymmetric Mars},
  year      = {1994},
  language  = {en}
}
@article{Brehme1994,
  author    = {Brehme, Angelika},
  title     = {K{\"a}lberaufstallung und Tr{\"a}nktechnik f{\"u}r K{\"a}lber},
  year      = {1994},
  language  = {de}
}
@book{FischerPoetsch1994,
  author    = {Fischer, Wolfgang and P{\"o}tsch, Joachim},
  title     = {Berlin und Brandenburg},
  series = {Botanische Wanderungen in deutschen L{\"a}ndern : [Die sch{\"o}nsten Exkursionen]},
  volume    = {2},
  journal   = {Botanische Wanderungen in deutschen L{\"a}ndern : [Die sch{\"o}nsten Exkursionen]},
  publisher = {Urania-Verl.},
  address   = {Leipzig [u.a.]},
  pages     = {199 S.},
  year      = {1994},
  language  = {de}
}
@article{Knoesche1994,
  author    = {Kn{\"o}sche, R{\"u}diger},
  title     = {Planktische Prim{\"a}rproduktion und Phosphathaushalt in verschiedenen Gew{\"a}ssertypen der Unteren Havelaue bei G{\"u}lpe},
  year      = {1994},
  language  = {de}
}
@article{Liebherr1994,
  author    = {Liebherr, Helga},
  title     = {Markierung von Saat- und Bleßg{\"a}nsen 1992 und 1993},
  year      = {1994},
  language  = {de}
}
@article{Muehle1994,
  author    = {M{\"u}hle, Ralf-Udo},
  title     = {Makroskopische Bodentiere als Indikatoren f{\"u}r den Gew{\"a}sserzustand an der Unteren Havel},
  year      = {1994},
  language  = {de}
}
@article{Naacke1994,
  author    = {Naacke, Johannes},
  title     = {Ergebnisse der G{\"a}nsez{\"a}hlungen in der Saison 1992/93 und Erg{\"a}nzungen zu den Z{\"a}hlperioden 1990 - 1992},
  year      = {1994},
  language  = {de}
}
@article{Poetsch1994,
  author    = {P{\"o}tsch, Joachim},
  title     = {Eine Methode zur Erfassung gef{\"a}hrdeter Arten der Segetalvegetation auf Brache{\"a}ckern},
  year      = {1994},
  language  = {de}
}