@book{Siedenbiedel2010,
  author    = {Siedenbiedel, Georg},
  title     = {Organisation},
  publisher = {Lucius \& Lucius},
  address   = {Stuttgart},
  isbn      = {978-3-8252-8413-8},
  pages     = {XXVI, 546 S. : Ill., graph. Darst.},
  year      = {2010},
  language  = {de}
}
@article{Hirschberg2010,
  author    = {Hirschberg, Rainer},
  title     = {Energetische Bewertung raumlufttechnischer Anlagen. Vereinfachtes Verfahren nach DIN V 18599},
  series = {DKV-Tagung 2010, 37. Deutsche K{\"a}lte-Klima-Tagung, Magdeburg, DE, 17.-19. Nov, 2010},
  journal   = {DKV-Tagung 2010, 37. Deutsche K{\"a}lte-Klima-Tagung, Magdeburg, DE, 17.-19. Nov, 2010},
  publisher = {DKV},
  address   = {Hannover},
  isbn      = {978-3-932715-46-4},
  pages     = {1 -- 26},
  year      = {2010},
  language  = {de}
}