@misc{indiciaed0d7c9879c74,
  title = {Reconnaissance geologic map of the Deer Lodge quadrangle, Powell, Deer Lodge, and Jefferson Counties, Montana},
  author = {E. T. Ruppel},
  year = {1961},
  doi = {10.3133/mf174},
  url = {https://pubs.usgs.gov/publication/mf174},
  note = {Source identifier: mf174}
}