@article{248884,
      author = {Heenan, B.},
      url = {http://digitallibrary.un.org/record/248884},
      title = {US life cycle study examines steel's environmental  performance : summary /},
      publisher = {UN,},
      recid = {248884},
      pages = {2 p.},
      address = {Geneva :. 1997-12-02},
      year = {1997},
      month = {Dec},
}