@misc{indiciaebb4bb10d1c3f,
  title = {Geochemical analyses of samples of stream sediments, panned heavy-mineral concentrates, rocks, and waters of the Pusch Ridge Wilderness Area, Arizona},
  author = {Margaret Hinkle and J.E. Kilburn and R. G. Eppinger and W. S. Speckman},
  year = {1981},
  doi = {10.3133/ofr81435},
  url = {https://pubs.usgs.gov/publication/ofr81435},
  note = {Source identifier: ofr81435}
}