@article{176869,
      note = {"UN/EDIFACT draft document".},
      url = {http://digitallibrary.un.org/record/176869},
      title = {Trade data interchange protocols : development of United  Nations Standard Messages (UNSMs). Message type submitted  as status 0 for information, Directory Definition Message  (DIRDEF) /},
      publisher = {UN,},
      recid = {176869},
      pages = {19 p. :},
      address = {Geneva :. 1993-08-05},
      year = {1993},
      month = {Aug},
}