@article{243631,
      url = {http://digitallibrary.un.org/record/243631},
      title = {Local systems of combined energy production using gas :  replies to the questionnaire /},
      publisher = {UN,},
      recid = {243631},
      pages = {2 p.},
      address = {Geneva :. 1995-07-11},
      year = {1995},
      month = {Jul},
}