@misc{indiciae576e13f93065,
  title = {Precambrian geology and bedded iron deposits of the southwestern Ruby Range, Montana, with a section on the Kelly iron deposit of the northeastern Ruby Range},
  author = {H. L. James},
  year = {1990},
  doi = {10.3133/pp1495},
  url = {https://pubs.usgs.gov/publication/pp1495},
  note = {Source identifier: pp1495}
}