@misc{indiciaeb3a4eb50c580,
  title = {Total intensity magnetic anomaly map of Missouri},
  author = {T.G. Hildenbrand and R.P. Kucks},
  year = {1991},
  doi = {10.3133/ofr91573},
  url = {https://pubs.usgs.gov/publication/ofr91573},
  note = {Source identifier: ofr91573}
}