@techreport{SchueleHanke2006,
  author    = {Sch{\"u}le, Ralf and Hanke, Thomas},
  title     = {Evaluation des Online-Modernisierungsratgebers von co2online : Beitr{\"a}ge des Wuppertal Instituts},
  institution = {Wuppertal Institut f{\"u}r Klima, Umwelt, Energie},
  address   = {Wuppertal},
  pages     = {33},
  year      = {2006},
  language  = {de}
}