@misc{indiciae1160dea19230,
  title = {Gradations from continental to marine conditions of deposition in central Montana during the Eagle and Judith River epochs},
  author = {C. F. Bowen},
  year = {1920},
  doi = {10.3133/pp125b},
  url = {https://pubs.usgs.gov/publication/pp125B},
  note = {Source identifier: pp125B}
}