@misc{indiciae5a4731f13d15,
  title = {Future petroleum producing capacity of the United States},
  author = {Alfred Dexter Zapp},
  year = {1962},
  doi = {10.3133/b1142h},
  url = {https://pubs.usgs.gov/publication/b1142H},
  note = {Source identifier: b1142H}
}