@techreport{VerronGorissenKolkeetal.1999,
  author    = {Verron, Hedwig and Gori{ß}en, Norbert and Kolke, Reinhard and Pastowski, Andreas and Petersen, Rudolf},
  title     = {OECD project Environmentally Sustainable Transport (EST) : Phase 2 ; deutsche Fallstudie},
  institution = {Umweltbundesamt},
  address   = {Berlin},
  pages     = {35},
  year      = {1999},
  language  = {de}
}