@misc{indiciae185b6dec47a4,
  title = {Petrographic compositional data for Atokan through Virgilian sandstones in Oklahoma},
  author = {T. S. Dyman},
  year = {1987},
  doi = {10.3133/ofr87137},
  url = {https://pubs.usgs.gov/publication/ofr87137},
  note = {Source identifier: ofr87137}
}