@article{219638,
      note = {Cover title.},
      author = {Green, Gregory N. and Drouillard, Patricia H.},
      url = {http://library.usi.edu/record/219638},
      title = {The digital geologic map of Wyoming in ARC/INFO format /},
      publisher = {U.S. Dept. of the Interior, U.S. Geological Survey,},
      recid = {219638},
      pages = {10 leaves ;},
      address = {[Denver, CO] :},
      year = {1994},
}