@article{PawelkeSchmittMeissen1990,
  author    = {Pawelke, Siegfried and Schmitt, W. and Meissen, Th.},
  title     = {Aachen 3D finger. 3D digitizer for application in dentistry / Schmitt, W. ; Pawelke, S. ; Meissen, Th.},
  series = {Biomedizinische Technik. 35 (1990), H. 4},
  journal   = {Biomedizinische Technik. 35 (1990), H. 4},
  isbn      = {0013-5585},
  pages     = {69 -- 71},
  year      = {1990},
  language  = {en}
}
@article{Naujokat2002,
  author    = {Naujokat, Anke},
  title     = {Aachen: Colourdome},
  series = {Bauwelt. 93 (2002), H. 37},
  journal   = {Bauwelt. 93 (2002), H. 37},
  isbn      = {0931-6590},
  pages     = {2},
  year      = {2002},
  language  = {en}
}
@article{Naujokat2005,
  author    = {Naujokat, Anke},
  title     = {Aachen: Deimel und Wittmar : jene zwanziger Jahre},
  series = {Bauwelt. 96 (2005), H. 7},
  journal   = {Bauwelt. 96 (2005), H. 7},
  isbn      = {0931-6590},
  pages     = {6 -- 7},
  year      = {2005},
  language  = {de}
}
@article{Naujokat2006,
  author    = {Naujokat, Anke},
  title     = {Aachen: Europ{\"a}isches Kulturzentrum "Bauhaus Europa"},
  series = {Bauwelt. 97 (2006), H. 6},
  journal   = {Bauwelt. 97 (2006), H. 6},
  isbn      = {0931-6590},
  pages     = {6},
  year      = {2006},
  language  = {de}
}
@article{Naujokat2005,
  author    = {Naujokat, Anke},
  title     = {Aachen: Grau Blau Gr{\"u}n : der Emscher Landschaftspark},
  series = {Bauwelt. 96 (2005), H. 29},
  journal   = {Bauwelt. 96 (2005), H. 29},
  isbn      = {0931-6590},
  pages     = {3},
  year      = {2005},
  language  = {de}
}
@article{Naujokat2001,
  author    = {Naujokat, Anke},
  title     = {Aachen: Symposium - Maulnes und der Manierismus in Frankreich},
  series = {Bauwelt. 92 (2001), H. 22},
  journal   = {Bauwelt. 92 (2001), H. 22},
  isbn      = {0931-6590},
  pages     = {4},
  year      = {2001},
  language  = {de}
}
@article{Alt1974,
  author    = {Alt, Helmut},
  title     = {Ab 1975 Uranerz aus Rabbit-Lake},
  series = {Energiewirtschaftliche Tagesfragen},
  volume    = {24},
  journal   = {Energiewirtschaftliche Tagesfragen},
  number    = {1/2},
  publisher = {VDE-Verlag},
  address   = {Berlin},
  issn      = {0720-6240},
  pages     = {34},
  year      = {1974},
  language  = {de}
}
@article{Mang2002,
  author    = {Mang, Thomas},
  title     = {Abdichtmaterialien gegen dr{\"u}ckendes Wasser},
  series = {Bauchemie von der Forschung bis zur Praxis : 3. Tagung Bauchemie in W{\"u}rzburg ; 27./28. September 2001 in W{\"u}rzburg / GDCh-Fachgruppe Bauchemie ; [Red.: W. Hiller ...]},
  journal   = {Bauchemie von der Forschung bis zur Praxis : 3. Tagung Bauchemie in W{\"u}rzburg ; 27./28. September 2001 in W{\"u}rzburg / GDCh-Fachgruppe Bauchemie ; [Red.: W. Hiller ...]},
  publisher = {GDCh},
  address   = {Frankfurt am Main},
  isbn      = {3-936028-04-4},
  pages     = {65},
  year      = {2002},
  language  = {de}
}
@article{MangHaulena1999,
  author    = {Mang, Thomas and Haulena, Friedhelm},
  title     = {Abdichtmaterialien gegen dr{\"u}ckendes Wasser und Diesel mit verbesserter Umweltvertr{\"a}glichkeit},
  series = {Internationale Zeitschrift f{\"u}r Bauinstandsetzen und Baudenkmalpflege = International journal for restoration of buildings and monuments. 5 (1999), H. 1},
  journal   = {Internationale Zeitschrift f{\"u}r Bauinstandsetzen und Baudenkmalpflege = International journal for restoration of buildings and monuments. 5 (1999), H. 1},
  isbn      = {0947-4498},
  pages     = {57},
  year      = {1999},
  language  = {de}
}
@article{KetternFrechen1995,
  author    = {Kettern, J{\"u}rgen and Frechen, F. B.},
  title     = {Abfallentsorgung und Geruchsemissionen. Tl.1. Grundlagen und Problematik / Frechen, F. B.; Kettern, J. T.},
  series = {Entsorgungspraxis. 13 (1995), H. 1/2},
  journal   = {Entsorgungspraxis. 13 (1995), H. 1/2},
  isbn      = {0724-6870},
  pages     = {58 -- 62},
  year      = {1995},
  language  = {de}
}