@misc{indiciae0690a73da26f,
  title = {Geologic Map of the Atlanta 30' x 60' Quadrangle, Georgia},
  author = {Michael W. Higgins and T. J. Crawford and R. L. Atkins and R. F. Crawford},
  year = {2003},
  doi = {10.3133/i2602},
  url = {https://pubs.usgs.gov/publication/i2602},
  note = {Source identifier: i2602}
}