@techreport{OPUS4-1934,
  title     = {Darmst{\"a}dter Definition nachhaltiger Geldanlagen = Darmstadt definition of sustainble investments},
  series = {Wuppertal Spezial},
  volume    = {31},
  editor    = {Hoffmann, Johannes and Scherhorn, Gerhard and Busch, Timo},
  institution = {Wuppertal Institut f{\"u}r Klima, Umwelt, Energie},
  address   = {Wuppertal},
  isbn      = {3-929944-61-8},
  pages     = {11},
  year      = {2004},
  language  = {de}
}