@misc{indiciae04d562023d3c,
  title = {Geochronology Database for Central Colorado},
  author = {T. L. Klein and K. V. Evans and E.H. deWitt},
  year = {2010},
  doi = {10.3133/ds489},
  url = {https://pubs.usgs.gov/publication/ds489},
  note = {Source identifier: ds489}
}