@misc{indiciae96766e25291e,
  title = {Geology of the Lloyd quadrangle, Bearpaw Mountains, Blaine County, Montana},
  author = {Robert George Schmidt and W. T. Pecora and Bruce Bryant and W. G. Ernst},
  year = {1961},
  doi = {10.3133/b1081e},
  url = {https://pubs.usgs.gov/publication/b1081E},
  note = {Source identifier: b1081E}
}