@misc{indiciaed3710f04c01d,
  title = {Total-field aeromagnetic map of part of northern Maine},
  author = {Kevin R. Bond},
  year = {1993},
  doi = {10.3133/ofr93573a},
  url = {https://pubs.usgs.gov/publication/ofr93573A},
  note = {Source identifier: ofr93573A}
}