@misc{indiciaef49dc9f31d2c,
  title = {Aeromagnetic map of the Somerset Quadrangle, Bristol County, Massachusetts},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1971},
  doi = {10.3133/gp792},
  url = {https://pubs.usgs.gov/publication/gp792},
  note = {Source identifier: gp792}
}