@book{WollertFiedler1995,
  author    = {Wollert, J{\"o}rg and Fiedler, J{\"o}rg},
  title     = {Automatisieren mit dem PC : Hardware, Software, Realisierung},
  publisher = {VDI-Verl.},
  address   = {D{\"u}sseldorf},
  isbn      = {3-18-401318-9},
  pages     = {VIII, 293 S.},
  year      = {1995},
  language  = {de}
}
@book{WollertFiedler1998,
  author    = {Wollert, J{\"o}rg and Fiedler, J{\"o}rg},
  title     = {Automatisieren mit dem PC. - 2. Aufl.},
  edition   = {2. Aufl.},
  publisher = {Springer},
  address   = {Berlin [u.a.]},
  isbn      = {3-540-63271-9},
  pages     = {IX, 343 S.},
  year      = {1998},
  language  = {de}
}
@book{Pfeiffer1996,
  author    = {Pfeiffer, Johann},
  title     = {Automatisierung in der Handhabungs- und Montagetechnik},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {1996},
  language  = {de}
}
@book{GauchelDittrichBraune1979,
  author    = {Gauchel, Joachim and Dittrich, G{\"u}nter and Braune, Reinhard},
  title     = {Berechnung von Maschinenschwingungen mit einem programmierbaren Tischrechner},
  publisher = {Westdt. Verl.},
  address   = {Opladen},
  isbn      = {3-531-02822-7},
  pages     = {126 S. : Ill., graph. Darst.},
  year      = {1979},
  language  = {de}
}
@book{Baatz1973,
  author    = {Baatz, Udo},
  title     = {Bildschirmunterst{\"u}tztes Konstruieren},
  publisher = {VDI-Verl.},
  address   = {Duesseldorf},
  isbn      = {3-18-403039-3},
  pages     = {XI, 137 S. : Ill, graph. Darst.},
  year      = {1973},
  language  = {de}
}
@book{Baatz1971,
  author    = {Baatz, Udo},
  title     = {Bildschirmunterst{\"u}tztes Konstruieren : Funktionsfindung, Prinziperarbeitung, Gestaltung und Detaillierung mit Hilfe graphischer Datenverarbeitungsanlagen},
  address   = {Aachen},
  year      = {1971},
  language  = {de}
}
@book{FiedlerWollert1993,
  author    = {Fiedler, J{\"o}rg and Wollert, J{\"o}rg},
  title     = {C f{\"u}r die Automatisierungspraxis : Grundlagen, Algorithmen, Beispiele},
  publisher = {D{\"u}sseldorf},
  address   = {VDI-Verl.},
  isbn      = {3-18-401320-0},
  pages     = {VIII, 278 S.},
  year      = {1993},
  language  = {de}
}
@book{HeinrichsWeckVonderhagen1981,
  author    = {Heinrichs, Horst and Weck, M. and Vonderhagen, H.},
  title     = {CAD-Programmbibliothek f{\"u}r Großrechneranlagen},
  address   = {Aachen},
  year      = {1981},
  language  = {de}
}
@book{Baatz1993,
  author    = {Baatz, Udo},
  title     = {CAD/CAM - Compass Maschinenbau. Ein Leitfaden f{\"u}r die optimale Systemauswahl CAD/CNC/CAM/CAE/PPS},
  publisher = {CADIB},
  address   = {Aachen},
  pages     = {[getr. Z{\"a}hlung]},
  year      = {1993},
  language  = {de}
}
@book{Baatz1985,
  author    = {Baatz, Udo},
  title     = {CAD/CAM im Maschinenbau - wohin geht der Weg?},
  address   = {M{\"u}lheim a.d. Ruhr},
  year      = {1985},
  language  = {de}
}