@misc{indiciae7eea16883edb,
  title = {Geologic map showing the Oligocene rhyolite canyon tuff in part of the Bruno Peak Quadrangle, southeastern Arizona},
  author = {D.B. Yager},
  year = {1995},
  doi = {10.3133/mf2292},
  url = {https://pubs.usgs.gov/publication/mf2292},
  note = {Source identifier: mf2292}
}