@misc{indiciae5edde0073d71,
  title = {Digital geologic map of Tulsa quadrangle, northeastern Oklahoma},
  author = {J. R. Cederstrand},
  year = {1996},
  doi = {10.3133/ofr96380},
  url = {https://pubs.usgs.gov/publication/ofr96380},
  note = {Source identifier: ofr96380}
}