@misc{indiciae092e382ecc65,
  title = {A geologic reconnaissance for phosphate and coal in southeastern Idaho and western Wyoming},
  author = {Alfred Reginald Schultz},
  year = {1918},
  doi = {10.3133/b680},
  url = {https://pubs.usgs.gov/publication/b680},
  note = {Source identifier: b680}
}