@misc{indiciae5c841b9d4e6c,
  title = {Aeromagnetic map of the Charlotte 1 degree by 2 degrees Quadrangle, North Carolina and South Carolina},
  author = {D. L. Daniels and Isidore Zietz},
  year = {1981},
  doi = {10.3133/i1251c},
  url = {https://pubs.usgs.gov/publication/i1251C},
  note = {Source identifier: i1251C}
}