@techreport{ClaasWallbaumKristof2007,
  author    = {Claas, Reinhard and Wallbaum, Holger and Kristof, Kora},
  title     = {Nimm Holz! : Woodpicker, die interaktive {\"O}kodesign-Toolbox},
  institution = {Forschungszentrum J{\"u}lich},
  address   = {J{\"u}lich},
  pages     = {40},
  year      = {2007},
  language  = {de}
}