@misc{indiciaefb07cffcf60c,
  title = {Correlation of pre-Atoka rocks in the Arkansas Valley, Arkansas},
  author = {John Charles Maher and Robert J. Lantz},
  year = {1953},
  doi = {10.3133/oc51},
  url = {https://pubs.usgs.gov/publication/oc51},
  note = {Source identifier: oc51}
}