@misc{indiciae619ca88d881d,
  title = {Surficial geologic map of the Palmer quadrangle, south-central Massachusetts},
  author = {John D. Peper},
  year = {1978},
  doi = {10.3133/gq1465},
  url = {https://pubs.usgs.gov/publication/gq1465},
  note = {Source identifier: gq1465}
}