@misc{indiciae215ed09e6fff,
  title = {Reconnaissance geologic map of the Nintysix Hills NW, NE, SE, and SW quadrangles, Pinal County, Arizona},
  author = {Warren Yeend and W. J. Keith and P. M. Blacet},
  year = {1977},
  doi = {10.3133/mf909},
  url = {https://pubs.usgs.gov/publication/mf909},
  note = {Source identifier: mf909}
}