@misc{indiciaeae3fa349e042,
  title = {Mineral resources of the Negro Bill Canyon Wilderness Study Area, Grand County, Utah},
  author = {Susan B. Bartsch-Winkler and James E. Case and Harlan N. Barton and Joseph S. Duval and Michael Lane},
  year = {1990},
  doi = {10.3133/b1754d},
  url = {https://pubs.usgs.gov/publication/b1754D},
  note = {Source identifier: b1754D}
}