@misc{indiciaee7d7c2276886,
  title = {Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, and rock samples from the Trigo Mountain Wilderness Study Area (AZ-050-023B), La Paz County, Arizona},
  author = {J. H. Bullock and R. B. Vaughn and D. B. Smith and E. P. Welsch and D.L. Fey},
  year = {1989},
  doi = {10.3133/ofr89472},
  url = {https://pubs.usgs.gov/publication/ofr89472},
  note = {Source identifier: ofr89472}
}