@article{189239,
      url = {http://digitallibrary.un.org/record/189239},
      title = {Information on developments in various railway fields /},
      publisher = {UN,},
      recid = {189239},
      pages = {8 p.},
      address = {Geneva :. 1993-10-22},
      year = {1993},
      month = {Oct},
}