@techreport{BahnWalkowiakRitsche2012,
  author    = {Bahn-Walkowiak, Bettina and Ritsche, Dominik},
  title     = {Eco-innovation in Germany : country profile 2011 ; Germany},
  institution = {Eco-Innovation Observatory},
  address   = {Brussels},
  pages     = {33},
  year      = {2012},
  language  = {en}
}