@article{LettenmeierRohn2005,
  author    = {Lettenmeier, Michael and Rohn, Holger},
  title     = {Ressourceneffizienz im finnischen Transportsystem},
  journal   = {FactorY},
  volume    = {1},
  number    = {3},
  pages     = {20},
  year      = {2005},
  language  = {de}
}