@article{166733,
      url = {http://digitallibrary.un.org/record/166733},
      title = {Elaboration of requirements on technical and operational  parameters for inland waterways and ports of international  importance /},
      publisher = {UN,},
      recid = {166733},
      pages = {2 p.},
      address = {Geneva :. 1993-11-08},
      year = {1993},
      month = {Nov},
}