@misc{indiciae9a526e142487,
  title = {Geologic map of the Mountain Sheep Springs Quadrangle, Mohave County, Arizona},
  author = {R. G. Bohannon and Ivo Lucchitta and R.E. Anderson},
  year = {1991},
  doi = {10.3133/i2165},
  url = {https://pubs.usgs.gov/publication/i2165},
  note = {Source identifier: i2165}
}