@misc{indiciae9ba940858a28,
  title = {Histograms showing variations in oil yield, water yield, and specific gravity of oil from Fischer assay analyses of oil-shale drill cores and cuttings from the Piceance Basin, northwestern Colorado},
  author = {John D. Dietrich and Michael E. Brownfield and Ronald C. Johnson and Tracey J. Mercier},
  year = {2014},
  doi = {10.3133/ofr20141057},
  url = {https://pubs.usgs.gov/publication/ofr20141057},
  note = {Source identifier: ofr20141057}
}