@article{Denecke1991,
  author    = {Denecke, Klaus-Dieter},
  title     = {Congruences on maximal partial clones and strong regular varieties generated by preprimal partial algebras II},
  year      = {1991},
  language  = {en}
}
@article{Denecke1991,
  author    = {Denecke, Klaus-Dieter},
  title     = {Strong regular varieties of partial algebras I},
  year      = {1991},
  language  = {en}
}
@article{Denecke1991,
  author    = {Denecke, Klaus-Dieter},
  title     = {Minimal algebras and category equivalences},
  year      = {1991},
  language  = {en}
}
@article{Crome1991,
  author    = {Crome, Erhard},
  title     = {Pl{\"a}doyer f{\"u}r einen Wechsel des Paradigmas der Politik},
  year      = {1991},
  language  = {de}
}
@article{CromeFranzkeMontagetal.1991,
  author    = {Crome, Erhard and Franzke, Jochen and Montag, Claus and Schrader, Lutz},
  title     = {New challenges for european security policy in the 90s},
  year      = {1991},
  language  = {en}
}
@article{CromeFranzke1991,
  author    = {Crome, Erhard and Franzke, Jochen},
  title     = {Osteuropaforschung der DDR in den achtziger Jahren : Struktur und Schwerpunkte},
  year      = {1991},
  language  = {de}
}
@article{CromeFranzke1991,
  author    = {Crome, Erhard and Franzke, Jochen},
  title     = {Osteuropa im Jahre Zwei : eine kritische Zwischenbilanz der Transformation},
  year      = {1991},
  language  = {de}
}
@article{Crome1991,
  author    = {Crome, Erhard},
  title     = {Menetekel neuer Weltenauseinandersetzungen? : noch einmal {\"u}ber den Golfkrieg},
  year      = {1991},
  language  = {de}
}
@article{Crome1991,
  author    = {Crome, Erhard},
  title     = {Zur Ann{\"a}herung an die Probleme Osteuropas im europ{\"a}ischen Kontext},
  year      = {1991},
  language  = {de}
}
@article{Crome1991,
  author    = {Crome, Erhard},
  title     = {Die ver{\"a}nderte Situation S{\"u}dosteuropas},
  year      = {1991},
  language  = {de}
}
@article{Andrae1991,
  author    = {Andrae, Marianne},
  title     = {Zum innerdeutschen Kollisionsrecht nach dem Beitritt der DDR zur Bundesrepublik Deutschland},
  year      = {1991},
  language  = {de}
}
@article{Andrae1991,
  author    = {Andrae, Marianne},
  title     = {Rechtsangleichung im Arbeitsrecht},
  year      = {1991},
  language  = {de}
}
@article{CromeFranzke1991,
  author    = {Crome, Erhard and Franzke, Jochen},
  title     = {Aspekte der Transformation des politischen Systems in der DDR im Vergleich zu Osteuropa},
  year      = {1991},
  language  = {de}
}
@article{MeierMette1991,
  author    = {Meier, Bernd and Mette, Dieter},
  title     = {Ans{\"a}tze f{\"u}r ein Rahmencurriculum Arbeit-Wirtschaft-Technik},
  year      = {1991},
  language  = {de}
}
@article{MeierKessel1991,
  author    = {Meier, Bernd and Kessel, Peter},
  title     = {K{\"o}nnensentwicklung durch fachdidaktisches Lehrertraining in der Ausbildung von Lehrern f{\"u}r Technik/ Werken},
  year      = {1991},
  language  = {de}
}
@article{Bartkowski1991,
  author    = {Bartkowski, Karin},
  title     = {"Da kann ich gar nicht hinsehen ... " : aus einer Fortbildungsveranstaltung zum Thema "Gewalt auf dem Bildschirm"},
  year      = {1991},
  language  = {de}
}
@article{Bartkowski1991,
  author    = {Bartkowski, Karin},
  title     = {Fernsehen contra Spielen},
  year      = {1991},
  language  = {de}
}
@article{MeierCzech1991,
  author    = {Meier, Bernd and Czech, Olaf},
  title     = {Zur Gestaltung des Lehramtsstudienganges Lehrer f{\"u}r Technik an der Brandenburgischen Landeshochschule Potsdam},
  year      = {1991},
  language  = {de}
}
@article{NeumannKasperKasper1991,
  author    = {Neumann, Werner and Kasper, Sabine and Kasper, Roberto},
  title     = {Discharge Currents in Polymer Solids between Blocking Contacts},
  isbn      = {0-7803-0113- 7},
  year      = {1991},
  language  = {en}
}
@article{Gerber1991,
  author    = {Gerber, Thomas},
  title     = {Auf dem Wege zur Komparatistik : Robert F[ranz] Arnold: Tadeusz Kosciuszko in der deutschen Litteratur, Berlin 1898},
  year      = {1991},
  language  = {de}
}