@article{196971,
      note = {Relief shown by contours and spot heights.},
      author = {Green, Morris W. and Fairer, G. M. and Shroba, R. R.},
      url = {http://library.usi.edu/record/196971},
      title = {Preliminary geologic map of the Horse Mountain quadrangle  Garfield County, Colorado [microform] /},
      publisher = {The Survey :},
      recid = {196971},
      pages = {1 map.},
      address = {[Denver, Colo.] :},
      year = {1993},
}