@article{243365,
      url = {http://digitallibrary.un.org/record/243365},
      title = {Developments and prospects of gas resources from tight  formations : draft questionnaire /},
      publisher = {UN,},
      recid = {243365},
      pages = {2 p.},
      address = {Geneva :. 1994-04-14},
      year = {1994},
      month = {Apr},
}