@misc{indiciaed9f43a0a254d,
  title = {Mineral resources of the Muggins Mountains Wilderness Study Area, Yuma County, Arizona},
  author = {David B. Smith and R. M. Tosdal and J. A. Pitkin and M. D. Kleinkopf and R. H. Wood},
  year = {1989},
  doi = {10.3133/b1702d},
  url = {https://pubs.usgs.gov/publication/b1702D},
  note = {Source identifier: b1702D}
}