@misc{indiciae0a07a2bf69a3,
  title = {Probabilistic methodology for petroleum resource appraisal of wilderness lands},
  author = {Robert A. Crovelli},
  year = {1983},
  doi = {10.3133/cir902o},
  url = {https://pubs.usgs.gov/publication/cir902O},
  note = {Source identifier: cir902O}
}