@misc{indiciae95f5374e8100,
  title = {Map showing ground-water conditions in the Sacramento Valley area, Mohave County, Arizona; 1979},
  author = {C.L. Pfaff and D.M. Clay},
  year = {1981},
  doi = {10.3133/ofr81418},
  url = {https://pubs.usgs.gov/publication/ofr81418},
  note = {Source identifier: ofr81418}
}