@book{BuetowHerzigJahnetal.2000,
  author    = {B{\"u}tow, Heike and Herzig, Reinhard and Jahn, Gert and Markert, Wolfgang and Meißgeier, J{\"u}rgen and B{\"u}tow, Martin},
  title     = {Seydlitz Erdkunde 4 : Lehrerhandreichungen},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {236 S.},
  year      = {2000},
  language  = {de}
}
@article{BuetowBuetowMarkertetal.1996,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 3 : Gymnasium ; Lehrerband},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {210 S.},
  year      = {1996},
  language  = {de}
}
@article{BuetowBuetowMarkertetal.1996,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 3 : Lehrerband},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {198 S.},
  year      = {1996},
  language  = {de}
}
@article{BuetowBuetowKugleretal.1994,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Kugler, Eberhard and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 3 : Gymnasium ; Ausgabe E},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {256 S.},
  year      = {1994},
  language  = {de}
}
@article{BuetowBuetowKugleretal.1994,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Kugler, Eberhard and Markert, Wolfgang and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 3 : Ausgabe E},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {224 S.},
  year      = {1994},
  language  = {de}
}
@article{BuetowBuetowGartenetal.1995,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Garten, Gerd and Meier, Uwe and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Gymnasium Sachsen},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {96 S.},
  year      = {1995},
  language  = {de}
}
@article{BuetowBuetowGartenetal.1995,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Garten, Gerd and Markert, Wolfgang and Meier, Uwe and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Gymnasium},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {192 S.},
  year      = {1995},
  language  = {de}
}
@book{BuetowBuetowGartenetal.1996,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Garten, Gerd and Markert, Wolfgang and Meier, Uwe and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Lehrerband},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {192 S.},
  year      = {1996},
  language  = {de}
}
@article{BuetowBuetowGartenetal.1995,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Garten, Gerd and Markert, Wolfgang and Meier, Uwe and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Ausgabe E},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  pages     = {192 S.},
  year      = {1995},
  language  = {de}
}
@article{BuetowBuetowGartenetal.1996,
  author    = {B{\"u}tow, Heike and B{\"u}tow, Martin and Garten, Gerd and Markert, Wolfgang and Meier, Uwe and Meißgeier, J{\"u}rgen},
  title     = {Seydlitz Erdkunde 4 : Ausgabe E},
  editor    = {Jahn, Gert},
  publisher = {Schroedel},
  address   = {Hannover},
  year      = {1996},
  language  = {de}
}