@incollection{LiedtkeKaiser2006,
  author    = {Liedtke, Christa and Kaiser, Claudia},
  title     = {Das Stichwort der Zukunft: Ressourcenproduktivit{\"a}t},
  booktitle = {Jahrbuch {\"O}kologie 2007},
  editor    = {Altner, G{\"u}nter},
  publisher = {Beck},
  address   = {M{\"u}nchen},
  pages     = {47 -- 53},
  year      = {2006},
  language  = {de}
}