@book{GerhardtKramerJansen1977,
  author    = {Gerhardt, Hans Joachim and Kramer, Carl and Jansen, Hubert},
  title     = {Traglufthallen unter Windbelastung},
  publisher = {Westdt. Verl.},
  address   = {Opladen},
  isbn      = {3-531-02650-X},
  pages     = {39 S. : Ill., graph. Darst.},
  year      = {1977},
  language  = {de}
}
@book{Gerhardt1994,
  author    = {Gerhardt, Hans Joachim},
  title     = {Absaugung von großfl{\"a}chig austretenden Schadstoffen beim offenen Guttransport},
  address   = {Frankfurt/M},
  year      = {1994},
  language  = {de}
}
@book{Wahle1998,
  author    = {Wahle, Michael},
  title     = {Grundlagen der Maschinen- und Strukturdynamik. - (H{\"o}here Technische Mechanik ; 2)},
  publisher = {Verl. Mainz},
  address   = {Aachen},
  isbn      = {3-89653-391-6},
  pages     = {216 S. : Ill.},
  year      = {1998},
  language  = {de}
}
@book{Wahle1998,
  author    = {Wahle, Michael},
  title     = {Dynamik : Kinematik und Kinetik},
  edition   = {2. Aufl.},
  publisher = {Verl. Mainz},
  address   = {Aachen},
  isbn      = {3-89653-390-8},
  pages     = {158 S. : graph. Darst.},
  year      = {1998},
  language  = {de}
}
@book{Schmitz2003,
  author    = {Schmitz, G{\"u}nter},
  title     = {Mechatronik im Automobil II : aktuelle Trends in der Systementwicklung f{\"u}r Automobile / G{\"u}nter Schmitz (Hrsg.)},
  publisher = {Expert-Verl},
  address   = {Renningen},
  isbn      = {3-8169-2139-6},
  pages     = {383 S : Ill., graph. Darst.},
  year      = {2003},
  language  = {de}
}
@book{Schmitz1999,
  author    = {Schmitz, G{\"u}nter},
  title     = {TransMechatronik : Entwicklung und Transfer von Entwicklungssystemen der Mechatronik / Demel, Werner ... (Hrsg.)},
  publisher = {Heinz-Nixdorf-Institut},
  address   = {Paderborn},
  pages     = {145 S. : Ill., graph. Darst.},
  year      = {1999},
  language  = {de}
}
@book{Esch2005,
  author    = {Esch, Thomas},
  title     = {Experimentelle Untersuchungen an Verbrennungsmotoren. - 7. Aufl.},
  publisher = {Fachhochschule Aachen, Lehr- und Forschungsgebiet Thermodynamik und Verbrennungstechnik},
  address   = {Aachen},
  pages     = {Getr. Z{\"a}hlung : Ill., graph. Darst.},
  year      = {2005},
  language  = {de}
}
@book{Esch2005,
  author    = {Esch, Thomas},
  title     = {Technische Thermodynamik},
  publisher = {Fachhochschule Aachen, Lehr- und Forschungsgebiet Thermodynamik und Verbrennungstechnik},
  address   = {Aachen},
  pages     = {Getr. Z{\"a}hlung : graph. Darst.},
  year      = {2005},
  language  = {de}
}
@book{GerhardtKramer1983,
  author    = {Gerhardt, Hans Joachim and Kramer, Carl},
  title     = {Windlasten auf nach innen geneigten Dachfl{\"a}chen},
  publisher = {IRB-Verl.},
  address   = {Stuttgart},
  pages     = {17, [11] Bl. : graph. Darst.},
  year      = {1983},
  language  = {de}
}
@book{Gerhardt1983,
  author    = {Gerhardt, Hans Joachim},
  title     = {Abschlußbericht zum Forschungsvorhaben 'Untersuchungen zur Windbelastung von kleinformatigen harten Dachwerkstoffen' / Forscher: C. Kramer ; H. J. Gerhardt. Bearb.: H.-W. Kuster},
  publisher = {IRB-Verl.},
  address   = {Stuttgart},
  pages     = {55, [70] S. : Ill., graph. Darst.},
  year      = {1983},
  language  = {de}
}