@techreport{SupersbergerRitthoffBleischwitz2011,
  author    = {Supersberger, Nikolaus and Ritthoff, Michael and Bleischwitz, Raimund},
  title     = {Rohstoffkonflikte nachhaltig vermeiden : Rohstoffe zwischen Angebot und Nachfrage ; (Teilbericht 2)},
  series = {Texte / Umweltbundesamt},
  volume    = {2011,22},
  institution = {Umweltbundesamt},
  address   = {Dessau-Ro{ß}lau},
  pages     = {44},
  year      = {2011},
  language  = {de}
}