@misc{indiciae2eb24ed3d212,
  title = {Bouguer gravity and geologic map of northeast Arkansas},
  author = {J. D. Hendricks},
  year = {1979},
  doi = {10.3133/gp925},
  url = {https://pubs.usgs.gov/publication/gp925},
  note = {Source identifier: gp925}
}