@article{493368,
      url = {http://digitallibrary.un.org/record/493368},
      title = {Pilot questionnaire on transport of gas through pipelines  /},
      publisher = {UN,},
      recid = {493368},
      pages = {2 p. :},
      address = {Geneva :. 2003-03-21},
      year = {2003},
      month = {Mar},
}