@misc{indiciaec0f71834a8c5,
  title = {Basic data for the geochemical evaluation of National Petroleum Reserve, Alaska},
  author = {P. K. Theobald and H. N. Barton},
  year = {1978},
  doi = {10.3133/ofr7870d},
  url = {https://pubs.usgs.gov/publication/ofr7870D},
  note = {Source identifier: ofr7870D}
}