@techreport{Doering1997,
  author    = {D{\"o}ring, Bernd},
  title     = {Nutzung erneuerbarer Energien in Landesbauten : Dokumentation realisierter und geplanter Anlagen},
  publisher = {Landesinstitut f{\"u}r Bauwesen des Landes Nordrhein-Westfalen},
  address   = {Aachen},
  isbn      = {3-930860-51-1},
  pages     = {66 S.},
  year      = {1997},
  language  = {de}
}
@techreport{LaboryCajotMeesetal.2008,
  author    = {Labory, F. and Cajot, L. G. and Mees, C. and Delcuve, F. and D{\"o}ring, Bernd and Kuhnhenne, Markus and Kesti, J. and Lawson, M. and Baddoo, N. and Ogden, R. and Griffin, A. and Spasov, Y. and Bonilla, A. and Cagigal, E.},
  title     = {Energy efficient buildings through innovative systems in steel : final report. Contract No RFSR-CT-2003-00017. EUR 23180 EN},
  publisher = {European Communities},
  address   = {Luxembourg},
  organization    = {European Commission / Research Fund for Coal and Steel},
  isbn      = {978-92-79-07681-7},
  pages     = {151 S.},
  year      = {2008},
  language  = {de}
}
@techreport{DoeringKuhnhenneVassartetal.2009,
  author    = {D{\"o}ring, Bernd and Kuhnhenne, Markus and Vassart, O. and Harper, C.},
  title     = {Integrated pre-fabricated steel technologies for the multi-storey sector},
  publisher = {Office for Official Publ. of the European Communities},
  address   = {Luxembourg},
  isbn      = {9789279113192},
  pages     = {149 S.},
  year      = {2009},
  language  = {de}
}