@misc{indiciae1473fcb7584c,
  title = {Reconnaissance geologic map of the Sheridan Mountain quadrangle, Yavapai County, Arizona},
  author = {M. H. Krieger},
  year = {1967},
  doi = {10.3133/i505},
  url = {https://pubs.usgs.gov/publication/i505},
  note = {Source identifier: i505}
}