@misc{indiciaee0213386bef4,
  title = {Precambrian geology of Iron Mountain SW quadrangle, Florence County, Wisconsin},
  author = {Carl E. Dutton and W.L. Emerick},
  year = {1966},
  doi = {10.3133/ofr6636},
  url = {https://pubs.usgs.gov/publication/ofr6636},
  note = {Source identifier: ofr6636}
}