@article{243926,
      url = {http://digitallibrary.un.org/record/243926},
      title = {Gas pipeline questionnaire : information /},
      publisher = {UN,},
      recid = {243926},
      pages = {20 p. :},
      address = {Geneva :. 1993-06-16},
      year = {1993},
      month = {Jun},
}