@misc{indiciae8b4caf3e4d12,
  title = {Mineral resources of the Dos Cabezas Mountains Wilderness Study Area, Cochise County, Arizona},
  author = {Harald Drewes and G. A. Abrams and J.R. Hassemer and J. E. Zelten},
  year = {1986},
  doi = {10.3133/b1703d},
  url = {https://pubs.usgs.gov/publication/b1703D},
  note = {Source identifier: b1703D}
}