@misc{indiciae869074a408e5,
  title = {Geologic map of the Powell Mountain Quadrangle, Mineral County, Nevada},
  author = {John H. Stewart and D. C. Johannesen and J. C. Dohrenwend},
  year = {1981},
  doi = {10.3133/mf1268},
  url = {https://pubs.usgs.gov/publication/mf1268},
  note = {Source identifier: mf1268}
}