@misc{indiciae9b8bc6eeef4d,
  title = {Compilation of various geologic time scales},
  author = {Anna B. Wilson},
  year = {2001},
  doi = {10.3133/ofr0152},
  url = {https://pubs.usgs.gov/publication/ofr0152},
  note = {Source identifier: ofr0152}
}