@misc{indiciaee57b6f6f7cd5,
  title = {Map showing distribution and thickness of the principal fine-grained deposits, Connecticut Valley urban area, central New England},
  author = {W. H. Langer},
  year = {1979},
  doi = {10.3133/i1074c},
  url = {https://pubs.usgs.gov/publication/i1074C},
  note = {Source identifier: i1074C}
}