@article{156874,
      url = {http://digitallibrary.un.org/record/156874},
      title = {Study of the situation of the railways in the member  countries /},
      publisher = {UN,},
      recid = {156874},
      pages = {9 p. :},
      address = {Geneva :. 1992-09-15},
      year = {1992},
      month = {Sep},
}