@book{BaatzSanderLanghoff1996,
  author    = {Baatz, Udo and Sander, Ralf and Langhoff, R.},
  title     = {Studienf{\"u}hrer f{\"u}r der Fachbereich 8 Maschinenbau FH Aachen},
  publisher = {Stercken-Verl.},
  address   = {Aachen},
  year      = {1996},
  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}
}
@book{Baatz1985,
  author    = {Baatz, Udo},
  title     = {Nutzwertanalyse von CAD - Systemen der unteren und mittleren Preisklasse f{\"u}r dem Maschinenbau},
  address   = {M{\"u}lheim a.d. Ruhr},
  year      = {1985},
  language  = {de}
}
@book{Knepper2001,
  author    = {Knepper, Ludger},
  title     = {Entwicklung neuer Generalbebauungsplan f{\"u}r ein Industrieunternehmen},
  address   = {FH Aachen},
  year      = {2001},
  language  = {de}
}
@book{Knepper2003,
  author    = {Knepper, Ludger},
  title     = {Konzeptentwicklung Distributionszentrum f{\"u}r Tissue-Papiere},
  address   = {FH Aachen},
  year      = {2003},
  language  = {de}
}
@book{Knepper2003,
  author    = {Knepper, Ludger},
  title     = {Procurement Optimizer - Rechner- und internetgest{\"u}tztes Tool zur Optimierung der Materialbeschaffung in der Produktion},
  address   = {FH Aachen},
  year      = {2003},
  language  = {de}
}
@book{Knepper2004,
  author    = {Knepper, Ludger},
  title     = {Aufbau eines Benchmark-Systems f{\"u}r operative Unternehmensprozesse},
  address   = {FH Aachen},
  year      = {2004},
  language  = {de}
}
@book{Knepper2004,
  author    = {Knepper, Ludger},
  title     = {Auslegung und Konstruktion von Hallentorantrieben},
  address   = {FH Aachen},
  year      = {2004},
  language  = {de}
}
@book{KnepperPfeiffer1995,
  author    = {Knepper, Ludger and Pfeiffer, Johann},
  title     = {Diplom-Ingenieur/Diplom-Ingenieurin (Fachhochschule) Maschinenbau - Allgemeiner Maschinenbau},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Loseblattausg.},
  year      = {1995},
  language  = {de}
}
@book{KnepperPfeiffer1998,
  author    = {Knepper, Ludger and Pfeiffer, Johann},
  title     = {Diplom-Ingenieur/Diplom-Ingenieurin (Fachhochschule) Maschinenbau Konstruktionstechnik},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Loseblattausg.},
  year      = {1998},
  language  = {de}
}
@book{KnepperPfeiffer1999,
  author    = {Knepper, Ludger and Pfeiffer, Johann},
  title     = {Diplom-Ingenieur / Diplom-Ingenieurin (Fachhochschule) Maschinenbau, Energie- und W{\"a}rmetechnik},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Loseblattausg.},
  year      = {1999},
  language  = {de}
}
@book{WillmsBeer1993,
  author    = {Willms, Herbert and Beer, Stefan},
  title     = {Regelung eines H2/O2-Dampferzeugers},
  publisher = {DLR, Zentrale Allgemeine Dienste, Versand},
  address   = {K{\"o}ln},
  pages     = {116 S. : graph. Darst.},
  year      = {1993},
  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{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{Baatz1981,
  author    = {Baatz, Udo},
  title     = {Diplom-Ingenieur / Diplom-Ingenieurin an Fachhochschulen: Fachrichtung Maschinenbau : Stand: Dezember 1980},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {31 S., Beil.},
  year      = {1981},
  language  = {de}
}
@book{Grundmann2002,
  author    = {Grundmann, Reinhard},
  title     = {Praxishandbuch Thermoprozess-Technik : 1. Grundlagen - Verfahren / Carl Kramer ... (Hrsg.)},
  publisher = {Vulkan-Verl.},
  address   = {Essen},
  isbn      = {3-8027-2922-6},
  pages     = {XVII, 592 S. : Ill., graph. Darst.},
  year      = {2002},
  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{HeinrichsWeckGillessen1977,
  author    = {Heinrichs, Horst and Weck, H. and Gillessen, R.},
  title     = {Abschlussbericht zum Zeichnungssystem Freedraft zur rechnerunterstuetzten Zeichnungserstellung},
  address   = {Aachen},
  year      = {1977},
  language  = {de}
}
@book{Knepper1992,
  author    = {Knepper, Ludger},
  title     = {Das Rolltor : Bauwerk{\"o}ffnungs-Abschl{\"u}sse ; Aufbau, Konstruktion, Hinweise zur Berechnung / von Horst G{\"u}nter Steuff ; unter Mitarb. von Ludger Knepper ; Frieder Thiele},
  publisher = {Werner},
  address   = {D{\"u}sseldorf},
  isbn      = {3-8041-3165-4},
  pages     = {XI, 227 S. : zahlr. graph. Darst.},
  year      = {1992},
  language  = {de}
}