@article{241456,
      url = {http://digitallibrary.un.org/record/241456},
      title = {Determination of an analytical index of fluidity for  measuring the level of congestion of transport  infrastructures /},
      publisher = {UN,},
      recid = {241456},
      pages = {9 p. :},
      address = {Geneva :. 1997-07-14},
      year = {1997},
      month = {Jul},
}