@misc{indiciaeae7fbd9c873b,
  title = {Photogeologic map of the Buckskin Gulch SW quadrangle, Kane County, Utah, and Coconino County, Arizona},
  author = {R.J. Hackman},
  year = {1957},
  doi = {10.3133/i244},
  url = {https://pubs.usgs.gov/publication/i244},
  note = {Source identifier: i244}
}