@misc{indiciae8f66b1fdcb03,
  title = {Digital bedrock geologic map of the Plymouth quadrangle, Vermont},
  author = {Gregory J. Walsh and Nicholas M. Ratcliffe},
  year = {1994},
  doi = {10.3133/ofr94654a},
  url = {https://pubs.usgs.gov/publication/ofr94654A},
  note = {Source identifier: ofr94654A}
}