@misc{indiciaeb5e2e56ed090,
  title = {Quantitative assessment of mineral resources with an application to petroleum geology},
  author = {Jan Harff and J.C. Davis and Ricardo A. Olea},
  year = {1992},
  doi = {10.1007/bf01782114},
  url = {https://pubs.usgs.gov/publication/70017198},
  note = {Source identifier: 70017198}
}