@misc{indiciaef73f79c9c397,
  title = {Analytical results and sample locality maps of stream-sediment, heavy-mineral-concentrate, and rock samples from the Kofa National Wildlife Refuge, Yuma and La Paz Counties, Arizona},
  author = {B. M. Adrian and D. B. Smith and R. T. Hill and T. A. Roemer and R. B. Vaughn and T. A. Delaney},
  year = {1986},
  doi = {10.3133/ofr86199},
  url = {https://pubs.usgs.gov/publication/ofr86199},
  note = {Source identifier: ofr86199}
}