@misc{indiciae2bb3c32948c1,
  title = {Source RX: a Multics-Fortran program for stratigraphic and petroleum geochemical data},
  author = {Tom J. Clisham and Dan R. Grogan},
  year = {1979},
  doi = {10.3133/ofr791521},
  url = {https://pubs.usgs.gov/publication/ofr791521},
  note = {Source identifier: ofr791521}
}