@misc{indiciae4f9fd20e9d96,
  title = {Oil-shale Fischer assay data, tables of average oil-yield values, and oil-yield histograms of U.S. Geological Survey coreholes CR-1 and CR-2, Piceance Creek Basin, Colorado},
  author = {John R. Donnell and Janet K. Pitman},
  year = {1975},
  doi = {10.3133/ofr75580},
  url = {https://pubs.usgs.gov/publication/ofr75580},
  note = {Source identifier: ofr75580}
}