@misc{indiciae70c8789908e8,
  title = {Preliminary version of FINDER, a Pascal program for locating mineral deposits with spatial information},
  author = {D.A. Singer},
  year = {1985},
  doi = {10.3133/ofr85590},
  url = {https://pubs.usgs.gov/publication/ofr85590},
  note = {Source identifier: ofr85590}
}