@misc{indiciaeaecc594b023f,
  title = {Bedrock geologic map of the Springfield 7.5- x 15-minute quadrangle, Windsor County, Vermont, and Sullivan County, New Hampshire},
  author = {Gregory J. Walsh and Peter M. Valley and Thomas R. Armstrong and Nicholas M. Ratcliffe and Arthur J. Merschat and Beau J. Gentry},
  year = {2020},
  doi = {10.3133/sim3462},
  url = {https://pubs.usgs.gov/publication/sim3462},
  note = {Source identifier: sim3462}
}