@book{JankeWuttkeAlpersetal.2005,
  author    = {Janke, Thomas and Wuttke, Hans and Alpers, Karsten and Jahnke, Thomas and Janßen, Martin and Siekmann, Angelika and Simanowsky, Ursula},
  title     = {Fokus Mathematik ; Analytische Geometrie Lineare Algebra ; Gymnasiale Oberstufe ; Baden-W{\"u}rttemberg},
  editor    = {Janke, Thomas and Wuttke, Hans},
  publisher = {Cornelsen},
  address   = {Berlin},
  isbn      = {3-464-57340-0},
  pages     = {271 S.},
  year      = {2005},
  language  = {de}
}
@book{Meyerhoefer2005,
  author    = {Meyerh{\"o}fer, Wolfram},
  title     = {Tests im Test: das Beispiel PISA},
  publisher = {Budrich},
  address   = {Opladen},
  isbn      = {3-938094-12-5},
  pages     = {224 S.},
  year      = {2005},
  language  = {de}
}
@book{Kneis2005,
  author    = {Kneis, Gert},
  title     = {Mathematik f{\"u}r Wirtschaftswissenschaftler},
  series = {Internationale Standardlehrb{\"u}cher der Wirtschafts- und Sozialwissenschaften},
  journal   = {Internationale Standardlehrb{\"u}cher der Wirtschafts- und Sozialwissenschaften},
  publisher = {De Gruyter Oldenbourg},
  address   = {M{\"u}nchen},
  isbn      = {3-486-57665-8},
  doi       = {10.1515/9783486836707},
  pages     = {381 S.},
  year      = {2005},
  language  = {de}
}
@article{Schmidt2005,
  author    = {Schmidt, Hans-J{\"u}rgen},
  title     = {Untitled},
  year      = {2005},
  language  = {de}
}
@book{OPUS4-14776,
  title     = {Mathematik : Lehrbuch f{\"u}r die Klasse 9 ; Brandenburg ; Gymnasium},
  editor    = {Br{\"u}ckner, Axel},
  publisher = {Paetec},
  address   = {Berlin},
  isbn      = {3-89818-138-3},
  pages     = {240 S.},
  year      = {2004},
  language  = {de}
}
@book{OPUS4-14781,
  title     = {Mathematik : Lehrbuch f{\"u}r die Klasse 8 ; Gymnasium Brandenburg},
  editor    = {Br{\"u}ckner, Axel},
  publisher = {Paetec},
  address   = {Berlin},
  isbn      = {3-89818-130-8},
  pages     = {240 S.},
  year      = {2004},
  language  = {de}
}
@book{AlpersDietzschEppetal.2004,
  author    = {Alpers, Karsten and Dietzsch, Volker and Epp, Thomas and Jahnke, Thomas and Janßen, Martin and Siekmann, Angelika and Simanowsky, Ursula and Wuttke, Hans},
  title     = {Mathematik : Analytische Geometrie lineare Algebra ; Orientierungswissen Stochastik ; Handreichungen f{\"u}r den Unterricht ; Gymnasiale Oberstufe ; NRW},
  series = {Orientierungswissen Stoachstik},
  journal   = {Orientierungswissen Stoachstik},
  publisher = {Cornelsen},
  address   = {Berlin},
  isbn      = {3-464-57282-x},
  pages     = {456 S.},
  year      = {2004},
  language  = {de}
}
@phdthesis{Witt2003,
  author    = {Witt, Ingo},
  title     = {Beitr{\"a}ge zur Theorie singul{\"a}rer hyperbolischer Differentialoperatoren},
  address   = {Potsdam},
  pages     = {121 S.},
  year      = {2003},
  language  = {de}
}
@phdthesis{Meyerhoefer2003,
  author    = {Meyerh{\"o}fer, Wolfram},
  title     = {Was testen Tests? : Objektiv-hermeneutische Analysen am Beispiel von TIMSS und PISA},
  pages     = {244 S.},
  year      = {2003},
  language  = {de}
}
@book{JahnkeBieligSchulzJanssenetal.2003,
  author    = {Jahnke, Thomas and Bielig-Schulz, Gisela and Janßen, Martin and Siekmann, Angelika and Simanowsky, Ursula and Wuttke, Hans},
  title     = {Mathematik : Analytische Geometrie lineare Algebra ; Orientierungswissen Stochastik ; Gymnasiale Oberstufe ; NRW},
  editor    = {Jahnke, Thomas and Bielig-Schulz, Gisela},
  publisher = {Cornelsen},
  address   = {Berlin},
  isbn      = {3-464-57217-x},
  pages     = {416 S.},
  year      = {2003},
  language  = {de}
}