@article{238444,
      note = {Cover title.},
      author = {Dyni, John R.},
      url = {http://library.usi.edu/record/238444},
      title = {Sodium carbonate resources of the Green River Formation in  Utah, Colorado, and Wyoming [microform] /},
      publisher = {U.S. Dept. of the Interior, U.S. Geological Survey,},
      recid = {238444},
      pages = {42 leaves :},
      address = {[Denver, CO] :},
      year = {1997},
}