@misc{indiciae7706f63f8e03,
  title = {Digital geologic map of Oklahoma City Quadrangle, central Oklahoma},
  author = {J. R. Cederstrand},
  year = {1997},
  doi = {10.3133/ofr96378},
  url = {https://pubs.usgs.gov/publication/ofr96378},
  note = {Source identifier: ofr96378}
}