@misc{indiciae69981aa5cba3,
  title = {Histograms showing oil-shale yield in two core holes in the No Name Ridge Quadrangle of western Colorado},
  author = {R. B. O'Sullivan},
  year = {1981},
  doi = {10.3133/ofr811299},
  url = {https://pubs.usgs.gov/publication/ofr811299},
  note = {Source identifier: ofr811299}
}