@misc{indiciaeac276c33ab31,
  title = {Analytical results and sample locality map of heavy-mineral-concentrate and rock samples from the Providence Mountains Wilderness Study Area (CDCA-263), San Bernardino County, California},
  author = {P. F. Folger and D.E. Detra and R.J. Goldfarb and J.G. Crock and Paul H. Briggs and L. A. Bradley},
  year = {1986},
  doi = {10.3133/ofr86512},
  url = {https://pubs.usgs.gov/publication/ofr86512},
  note = {Source identifier: ofr86512}
}