@misc{indiciae23438e3d1726,
  title = {Surficial geologic map of the upper Connecticut River basin, Connecticut},
  author = {William H. Langer and Elizabeth B. Haley London},
  year = {1979},
  doi = {10.3133/ofr79232},
  url = {https://pubs.usgs.gov/publication/ofr79232},
  note = {Source identifier: ofr79232}
}