@misc{indiciae5afeb515ff2f,
  title = {Probability and statistics for petroleum resource assessment},
  author = {R. A. Crovelli},
  year = {1993},
  doi = {10.3133/ofr93582},
  url = {https://pubs.usgs.gov/publication/ofr93582},
  note = {Source identifier: ofr93582}
}