@misc{indiciaefd1b97e5604b,
  title = {Aeromagnetic map of the Iron River 1° x 2° quadrangle, Michigan and Wisconsin},
  author = {E. R. King},
  year = {1987},
  doi = {10.3133/i1360f},
  url = {https://pubs.usgs.gov/publication/i1360F},
  note = {Source identifier: i1360F}
}