@misc{indiciaeaf776d52f889,
  title = {Structure and oil and gas resources of the Osage Reservation, Oklahoma. Tps. 21 and 22 N., R. 11 E.},
  author = {C. S. Ross},
  year = {1922},
  doi = {10.3133/b686o},
  url = {https://pubs.usgs.gov/publication/b686O},
  note = {Source identifier: b686O}
}