@techreport{Knorr2006,
  type      = {Working Paper},
  author    = {Andreas Knorr},
  title     = {The Rail Liberalisation Index 2004 - A Critical Appraisal},
  institution = {Deutsches Forschungsinstitut f{\"u}r {\"o}ffentliche Verwaltung},
  address   = {Speyer},
  url       = {https://nbn-resolving.org/urn:nbn:de:101:1-2009021372},
  pages     = {21},
  year      = {2006},
  abstract  = {\_},
  language  = {en}
}