@misc{indiciae4fdbe2af6e3c,
  title = {Bedrock geologic map of the Sunderland Quadrangle, Bennington and Windham counties, Vermont},
  author = {W.C. Burton},
  year = {1993},
  doi = {10.3133/mf2224},
  url = {https://pubs.usgs.gov/publication/mf2224},
  note = {Source identifier: mf2224}
}