@misc{indiciae563b46785dee,
  title = {Digital geologic map of Enid Quadrangle, north-central Oklahoma},
  author = {J. R. Cederstrand},
  year = {1997},
  doi = {10.3133/ofr96374},
  url = {https://pubs.usgs.gov/publication/ofr96374},
  note = {Source identifier: ofr96374}
}