@misc{indiciaee38d7aa0fa4b,
  title = {Aeromagnetic survey of parts of Shannon, Carter, Oregon, and Ripley Counties, southeastern Missouri},
  author = {Paul Raab and G. A. Abrams and J. Bradley and C. Mitchell},
  year = {1983},
  doi = {10.3133/ofr8387},
  url = {https://pubs.usgs.gov/publication/ofr8387},
  note = {Source identifier: ofr8387}
}