@misc{indiciaec5e1a64db934,
  title = {U.S. Geological Survey STATEMAP Program—Geologic mapping for the public good},
  author = {Abby Ackerman and Darcy McPhee},
  year = {2020},
  doi = {10.3133/fs20193060},
  url = {https://pubs.usgs.gov/publication/fs20193060},
  note = {Source identifier: fs20193060}
}