@misc{indiciaec9efdb3fea5c,
  title = {Preliminary surficial geologic map of the Webster quadrangle, Massachusetts and Connecticut},
  author = {Patrick J. Barosh},
  year = {1973},
  doi = {10.3133/ofr7319},
  url = {https://pubs.usgs.gov/publication/ofr7319},
  note = {Source identifier: ofr7319}
}