@misc{indiciae7b1670279eaa,
  title = {Computer program directory for petroleum assessment of wilderness lands in the Western United States},
  author = {R. A. Crovelli and R.H. Balay},
  year = {1984},
  doi = {10.3133/ofr84275},
  url = {https://pubs.usgs.gov/publication/ofr84275},
  note = {Source identifier: ofr84275}
}