@article{GerhardtKonrathSchoenwald2005,
  author    = {Gerhardt, Hans Joachim and Konrath, B. and Sch{\"o}nwald, J.},
  title     = {Brandsimulation f{\"u}r Abnahmeversuche},
  series = {HLH : L{\"u}ftung, Klima, Heizung, Sanit{\"a}r, Geb{\"a}udetechnik. 56 (2005), H. 8},
  journal   = {HLH : L{\"u}ftung, Klima, Heizung, Sanit{\"a}r, Geb{\"a}udetechnik. 56 (2005), H. 8},
  isbn      = {1436-5103},
  pages     = {46 -- 51},
  year      = {2005},
  language  = {de}
}
@book{GerhardtKramer1982,
  author    = {Gerhardt, Hans Joachim and Kramer, Carl},
  title     = {Untersuchungen zur Lagesicherung von Flachd{\"a}chern mittels Kies- und Plattenabdeckungen},
  publisher = {IRB-Verl.},
  address   = {Stuttgart},
  pages     = {26, [18] S. : Ill., graph. Darst.},
  year      = {1982},
  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}
}
@book{Gerhardt1989,
  author    = {Gerhardt, Hans Joachim},
  title     = {Lagersicherheit lose verlegter W{\"a}rmed{\"a}mmplatten auf Flachd{\"a}chern gegen Abheben durch Windeinwirkung : Abschlußbericht zum Forschungsvorhaben "Lose verlegte W{\"a}rmed{\"a}mmplatten" / H. J. Gerhardt ; K. K. Bofah ; C. Kramer},
  publisher = {IRB-Verl.},
  address   = {Stuttgart},
  pages     = {26, 3, 32 S. : Ill., graph. Darst., 30 cm},
  year      = {1989},
  language  = {de}
}
@article{Gerhardt1995,
  author    = {Gerhardt, Hans Joachim},
  title     = {Arbeitsschutz in Altstoffsortieranlagen - Raumlufttechnische Maßnahmen},
  series = {Abfallwirtschaftsjournal. 7 (1995), H. 7/8},
  journal   = {Abfallwirtschaftsjournal. 7 (1995), H. 7/8},
  isbn      = {0934-6422},
  pages     = {471 -- 473},
  year      = {1995},
  language  = {de}
}
@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}
}
@article{Gerhardt1994,
  author    = {Gerhardt, Hans Joachim},
  title     = {Lufttechnische Pr{\"u}fungen von Abz{\"u}gen - Kritische Anmerkungen zur Pr{\"u}fvorschrift DIN 12 924 Teil 1},
  series = {GIT Spezial: Arbeitschutz (1994)},
  journal   = {GIT Spezial: Arbeitschutz (1994)},
  isbn      = {0940-032X},
  pages     = {90 -- 95},
  year      = {1994},
  language  = {de}
}
@article{Gerhardt1994,
  author    = {Gerhardt, Hans Joachim},
  title     = {L{\"o}sungskonzept zur Bel{\"u}ftung von Rottehallen},
  series = {Abfallwirtschaftsjournal. 6 (1994), H. 10},
  journal   = {Abfallwirtschaftsjournal. 6 (1994), H. 10},
  isbn      = {0934-6422},
  pages     = {689 -- 692},
  year      = {1994},
  language  = {de}
}
@article{GerhardtBofahKramer1990,
  author    = {Gerhardt, Hans Joachim and Bofah, K.-K. and Kramer, C.},
  title     = {Lagesicherheit lose verlegter W{\"a}rmed{\"a}mmplatten auf Flachd{\"a}chern},
  series = {Die Bautechnik. 67 (1990), H. 2},
  journal   = {Die Bautechnik. 67 (1990), H. 2},
  isbn      = {0005-6820},
  pages     = {55 -- 60},
  year      = {1990},
  language  = {de}
}
@article{Gerhardt2003,
  author    = {Gerhardt, Hans Joachim},
  title     = {Rauchableitung und deren Effektivit{\"a}t in der 4. Elbtunnelr{\"o}hre},
  series = {tunnel - Internationale Fachzeitschrift f{\"u}r unterirdisches Bauen (2003)},
  journal   = {tunnel - Internationale Fachzeitschrift f{\"u}r unterirdisches Bauen (2003)},
  isbn      = {0722-6241},
  pages     = {19 -- 28},
  year      = {2003},
  language  = {de}
}
@book{Gerhardt2005,
  author    = {Gerhardt, Hans Joachim},
  title     = {Windsch{\"a}den : mit 6 Tabellen. - (Schadenfreies Bauen ; 37)},
  publisher = {Fraunhofer-IRB-Verl.},
  address   = {Stuttgart},
  isbn      = {3-8167-6670-6},
  pages     = {129 S. : zahlr. Ill., graph. Darst.},
  year      = {2005},
  language  = {de}
}
@article{GerhardtKramerJanssen1985,
  author    = {Gerhardt, Hans Joachim and Kramer, C. and Janssen, L.-J.},
  title     = {Flow studies of an open jet wind tunnel and comparison with closed and slotted walls},
  pages     = {7 -- 28},
  year      = {1985},
  language  = {en}
}
@article{GerhardtCooperWhitbreadetal.1985,
  author    = {Gerhardt, Hans Joachim and Cooper, K.-R. and Whitbread, R. and Gary, K.-P. (u.a.)},
  title     = {A comparison of aerodynamic drag measurements on model trucks in closed-jet and open-jet wind tunnels},
  pages     = {261 -- 274},
  year      = {1985},
  language  = {en}
}
@article{Gerhardt1986,
  author    = {Gerhardt, Hans Joachim},
  title     = {Belastung von Rauchabzugsgeraeten bei Windangriff},
  series = {Sanitaer- und Heizungstechnik. 51 (1986), H. 3},
  journal   = {Sanitaer- und Heizungstechnik. 51 (1986), H. 3},
  isbn      = {0036-4401},
  pages     = {150 -- 152},
  year      = {1986},
  language  = {de}
}
@article{Gerhardt1991,
  author    = {Gerhardt, Hans Joachim},
  title     = {Windlastannahmen f{\"u}r große Industriehallen mit Flachdach},
  series = {Die Bautechnik. 68 (1991), H. 3},
  journal   = {Die Bautechnik. 68 (1991), H. 3},
  isbn      = {0005-6820},
  pages     = {93 -- 97},
  year      = {1991},
  language  = {de}
}
@article{GerhardtKramer1984,
  author    = {Gerhardt, Hans Joachim and Kramer, C.},
  title     = {Belastung von RA bei Windangriff},
  series = {Zentralblatt fuer Industriebau. 30 (1984), H. 3},
  journal   = {Zentralblatt fuer Industriebau. 30 (1984), H. 3},
  isbn      = {0044-4227},
  pages     = {214 -- 217},
  year      = {1984},
  language  = {de}
}
@article{GerhardtKramer1985,
  author    = {Gerhardt, Hans Joachim and Kramer, C.},
  title     = {Aerodynamsiche RA-Optimierung},
  series = {Zentralblatt fuer Industriebau. 31 (1985), H. 5},
  journal   = {Zentralblatt fuer Industriebau. 31 (1985), H. 5},
  isbn      = {0044-4227},
  pages     = {358 -- 362},
  year      = {1985},
  language  = {en}
}