@misc{indiciae09da25324859,
  title = {Geologic maps of 28 quadrangles in west-central quarter of Navajo Country (including 4 quads prepared by Fuels Branch)},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey and J. W. Harshbarger},
  year = {1955},
  doi = {10.3133/ofr5558},
  url = {https://pubs.usgs.gov/publication/ofr5558},
  note = {Source identifier: ofr5558}
}