@article{481968,
      url = {http://digitallibrary.un.org/record/481968},
      title = {Studies on transport economics and track costs undertaken  by other organizations /},
      publisher = {UN,},
      recid = {481968},
      pages = {7 p.},
      address = {Geneva :. 2002-12-05},
      year = {2002},
      month = {Dec},
}