@misc{indiciae29a5b395753d,
  title = {Aeromagnetic map of the Norwalk North quadrangle, Fairfield County, Connecticut, and Westchester County, New York},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1971},
  doi = {10.3133/gp822},
  url = {https://pubs.usgs.gov/publication/gp822},
  note = {Source identifier: gp822}
}