@misc{indiciae922416bdf39c,
  title = {The contribution of giant fields to United States oil production and reserves},
  author = {J. W. Schmoker},
  year = {1999},
  doi = {10.3133/ofr99131},
  url = {https://pubs.usgs.gov/publication/ofr99131},
  note = {Source identifier: ofr99131}
}