@techreport{BarthelBunseIrreketal.2006,
  author    = {Barthel, Claus and Bunse, Maike and Irrek, Wolfgang and Thomas, Stefan},
  title     = {Optionen und Potenziale f{\"u}r Endenergieeffizienz und Energiedienstleistungen : Kurzfassung ; Endbericht},
  institution = {Wuppertal Institut f{\"u}r Klima, Umwelt, Energie},
  address   = {Wuppertal},
  url       = {http://nbn-resolving.de/urn:nbn:de:bsz:wup4-opus-25343},
  pages     = {43},
  year      = {2006},
  language  = {de}
}