@article{526721,
      url = {http://digitallibrary.un.org/record/526721},
      title = {Information on developments in various railway fields /},
      publisher = {UN,},
      recid = {526721},
      pages = {8 p.},
      address = {Geneva :. 2004-07-22},
      year = {2004},
      month = {Jul},
}