@article{189306,
      url = {http://digitallibrary.un.org/record/189306},
      title = {Study of the situation of the railways in the member  countries /},
      publisher = {UN,},
      recid = {189306},
      pages = {2 p.},
      address = {Geneva :. 1993-11-08},
      year = {1993},
      month = {Nov},
}