@misc{indiciaed22b7c0fa852,
  title = {Preliminary map showing surficial deposits in the Salmon Prairie Quadrangle, Lake County, Montana},
  author = {Irving Jerome Witkind},
  year = {1977},
  doi = {10.3133/ofr77861},
  url = {https://pubs.usgs.gov/publication/ofr77861},
  note = {Source identifier: ofr77861}
}