@misc{indiciae0ac1184eff9d,
  title = {Summary report on the geology and mineral resources of the Charons Gardens Unit, Wichita Mountains National Wildlife Refuge, Comanche County, Oklahoma},
  author = {Edward L. Johnson},
  year = {1968},
  doi = {10.3133/b1260j},
  url = {https://pubs.usgs.gov/publication/b1260J},
  note = {Source identifier: b1260J}
}