@article{94508,
      url = {http://digitallibrary.un.org/record/94508},
      title = {Trade data interchange protocols : enhancement of the  Guidelines for Trade Data Interchange (GTDI) : segment  construction and transmission rules /},
      publisher = {UN,},
      recid = {94508},
      pages = {21 p. :},
      address = {Geneva :. 1986-07-08},
      year = {1986},
      month = {Jul},
}