@misc{indiciae52a26a9f5e29,
  title = {Oil and gas resource assessment areas-1995-Lower 48 states},
  author = {G.L. Dolton and K. L. Varnes and D. L. Gautier and D. L. Barnet},
  year = {1995},
  doi = {10.3133/ofr9575i},
  url = {https://pubs.usgs.gov/publication/ofr9575I},
  note = {Source identifier: ofr9575I}
}