@misc{indiciae0dd30efa85fe,
  title = {Correlation of middle jurassic San Rafael Group and related rocks from Bridgeport to Ouray in Western Colorado},
  author = {Robert B. O’Sullivan},
  year = {2004},
  doi = {10.3133/sim2849},
  url = {https://pubs.usgs.gov/publication/sim2849},
  note = {Source identifier: sim2849}
}