@misc{indiciaefa0ac0d3e9cf,
  title = {Discovery of the Comanche Formation in southeastern Colorado},
  author = {N. H. Darton},
  year = {1905},
  doi = {10.1126/science.22.552.120},
  url = {https://pubs.usgs.gov/publication/70010532},
  note = {Source identifier: 70010532}
}