@techreport{BaedekerBuschDrossetal.2001,
  author    = {Baedeker, Carolin and Busch, Timo and Dross, Kerstin and Geibler, Justus von and Jahns, Peter and Jochims, Silke and Kieslich, Monika and Kuhndt, Michael and Liedtke, Christa and Rohn, Holger and Seiler-Hausmann, Jan-Dirk and Tschesche, Julia R.},
  title     = {4 elements, 10 factors, 1 goal - eco-efficiency : less is more},
  institution = {Effizienz-Agentur NRW},
  address   = {Duisburg},
  pages     = {47},
  year      = {2001},
  language  = {en}
}