@misc{indiciae71fb57c94f04,
  title = {Aeromagnetic map of part of the Centennial Mountain quadrangle, Bearpaw Mountains, Montana},
  author = {J. R. Balsley and F. P. Gilbert and G. B. Mangan},
  year = {1957},
  doi = {10.3133/gp152},
  url = {https://pubs.usgs.gov/publication/gp152},
  note = {Source identifier: gp152}
}