@misc{indiciaed5b3475df871,
  title = {Stewart Gulch Tongue — A new tongue of the Eocene Green River Formation, Piceance Creek basin, Colorado},
  author = {William James Hail},
  year = {1977},
  doi = {10.3133/b1422e},
  url = {https://pubs.usgs.gov/publication/b1422E},
  note = {Source identifier: b1422E}
}