@techreport{BierterStahelSchmidtBleek1996,
  author    = {Bierter, Willy and Stahel, Walter R. and Schmidt-Bleek, Friedrich},
  title     = {{\"O}ko-intelligente Produkte, Dienstleistungen und Arbeit},
  series = {Wuppertal Spezial},
  volume    = {2},
  institution = {Wuppertal Institut f{\"u}r Klima, Umwelt, Energie},
  address   = {Wuppertal},
  isbn      = {3-929944-02-2},
  pages     = {88},
  year      = {1996},
  language  = {de}
}