@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}
}
@article{GerhardtKorath2004,
  author    = {Gerhardt, Hans Joachim and Korath, Bernd},
  title     = {Maschinelle Rauchableitung in besonderen Bauarten},
  series = {vfdb-Zeitschrift. 53 (2004), H. 4},
  journal   = {vfdb-Zeitschrift. 53 (2004), H. 4},
  isbn      = {0042-1804},
  pages     = {198 -- 204},
  year      = {2004},
  language  = {de}
}
@article{GerhardtSchwarz2003,
  author    = {Gerhardt, Hans Joachim and Schwarz, N.},
  title     = {Entrauchung {\"u}ber Seitenw{\"a}nde},
  series = {vfdb-Zeitschrift. 52 (2003), H. 1},
  journal   = {vfdb-Zeitschrift. 52 (2003), H. 1},
  isbn      = {0042-1804},
  pages     = {25 -- 35},
  year      = {2003},
  language  = {de}
}
@article{GerhardtSchoenwald2002,
  author    = {Gerhardt, Hans Joachim and Sch{\"o}nwald, J.},
  title     = {Eine neue Brandsimulationsvorrichtung},
  series = {vfdb-Zeitschrift. 51 (2002), H. 3},
  journal   = {vfdb-Zeitschrift. 51 (2002), H. 3},
  isbn      = {0042-1804},
  pages     = {91 -- 93},
  year      = {2002},
  language  = {de}
}
@article{GerhardtKonrathLieb2002,
  author    = {Gerhardt, Hans Joachim and Konrath, Bernd and Lieb, Rolf-Dieter},
  title     = {Zur Druckbel{\"u}ftung von Sicherheitstreppenr{\"a}umen},
  series = {vfdb-Zeitschrift. 51 (2002), H. 3},
  journal   = {vfdb-Zeitschrift. 51 (2002), H. 3},
  isbn      = {0042-1804},
  pages     = {122 -- 128},
  year      = {2002},
  language  = {de}
}
@article{GerhardtSchmidtJung2002,
  author    = {Gerhardt, Hans Joachim and Schmidt, G. and Jung, G.},
  title     = {Rauchversuch in einem Hochregallager},
  series = {Bautechnik. 79 (2002), H. 6},
  journal   = {Bautechnik. 79 (2002), H. 6},
  isbn      = {0932-8351},
  pages     = {414 -- 417},
  year      = {2002},
  language  = {de}
}
@article{Gerhardt2002,
  author    = {Gerhardt, Hans Joachim},
  title     = {Anmerkungen zur {\"A}hnlichkeit von Modellversuchen bei der Rauchableitung},
  series = {vfdb-Zeitschrift. 51 (2002), H. 2},
  journal   = {vfdb-Zeitschrift. 51 (2002), H. 2},
  isbn      = {0042-1804},
  pages     = {47 -- 49},
  year      = {2002},
  language  = {de}
}
@article{GerhardtJungSchmidt2002,
  author    = {Gerhardt, Hans Joachim and Jung, G. and Schmidt, G.},
  title     = {Rauchversuch in einem Hochregallager. Die aerodynamisch wirksame {\"O}ffnungsfl{\"a}che f{\"u}r den Rauchabzug in Hochregallagern und ihr Einfluss auf die L{\"o}scharbeiten der Feuerwehr},
  series = {vfdb-Zeitschrift. 51 (2002), H. 1},
  journal   = {vfdb-Zeitschrift. 51 (2002), H. 1},
  isbn      = {0042-1804},
  pages     = {21 -- 25},
  year      = {2002},
  language  = {de}
}
@article{GerhardtKonrath2002,
  author    = {Gerhardt, Hans Joachim and Konrath, Bernd},
  title     = {Linienhafte Absaugung von Rauchgasen},
  series = {vfdb-Zeitschrift. 51 (2002), H. 1},
  journal   = {vfdb-Zeitschrift. 51 (2002), H. 1},
  isbn      = {0042-1804},
  pages     = {33 -- 36},
  year      = {2002},
  language  = {de}
}
@article{Gerhardt2001,
  author    = {Gerhardt, Hans Joachim},
  title     = {Entrauchungsnachweise. Kritische Diskussion von Methoden des Brandschutzingenieurwesens},
  series = {vfdb-Zeitschrift. 50 (2001), H. 3},
  journal   = {vfdb-Zeitschrift. 50 (2001), H. 3},
  isbn      = {0042-1804},
  pages     = {99 -- 104},
  year      = {2001},
  language  = {de}
}
@article{GerhardtRudolph2000,
  author    = {Gerhardt, Hans Joachim and Rudolph, M.},
  title     = {Steuerungsstrategien f{\"u}r Fensterbet{\"a}tigungen von Hochh{\"a}usern. Nat{\"u}rliche L{\"u}ftung},
  series = {HLH - Heizung, L{\"u}ftung, Klima, Haustechnik. 51 (2000), H. 9},
  journal   = {HLH - Heizung, L{\"u}ftung, Klima, Haustechnik. 51 (2000), H. 9},
  isbn      = {1436-5103},
  pages     = {48 -- 52},
  year      = {2000},
  language  = {de}
}
@article{SchmitzRoetertPischinger1988,
  author    = {Schmitz, G{\"u}nter and Roetert, J. and Pischinger, M.},
  title     = {A Fast Intelligent VMEbus System for Combustion Analysis in Engines},
  series = {19th [nineteenth] International Symposium on Automotive Technology \& [and] Automation : with particular reference to cell control and quality management systems for the manufacturing industries; Monte Carlo, 24. - 28. October 1988.},
  journal   = {19th [nineteenth] International Symposium on Automotive Technology \& [and] Automation : with particular reference to cell control and quality management systems for the manufacturing industries; Monte Carlo, 24. - 28. October 1988.},
  publisher = {Automotive Automation Ltd},
  address   = {Croydon},
  isbn      = {0947719229},
  pages     = {381 -- 391},
  year      = {1988},
  language  = {en}
}
@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}
}
@book{Gerhardt1977,
  author    = {Gerhardt, Hans Joachim},
  title     = {Untersuchungen zur aerodynamischen Detailoptimierung von Personenkraftwagen mit Hilfe von Modellversuchen im Windkanal / Carl Kramer ; Hans-Joachim Gerhardt; Siegfried Scherer},
  publisher = {Westdt. Verl.},
  address   = {Opladen},
  isbn      = {3-531-02633-X},
  pages     = {39 S. : Ill., graph. Darst.},
  year      = {1977},
  language  = {de}
}