@misc{indiciaec80401721d5c,
  title = {Preliminary bedrock geologic map of the Stafford Springs Quadrangle, Tolland County, Connecticut},
  author = {Maurice Henry Pease},
  year = {1975},
  doi = {10.3133/ofr75633},
  url = {https://pubs.usgs.gov/publication/ofr75633},
  note = {Source identifier: ofr75633}
}