@misc{indiciaecc2c75bd7415,
  title = {Assessment of in-place oil shale resources of the Eocene Green River Formation, a foundation for calculating recoverable resources},
  author = {Ronald C. Johnson and Tracy J. Mercier},
  year = {2011},
  url = {https://pubs.usgs.gov/publication/70156421},
  note = {Source identifier: 70156421}
}