@misc{indiciae777550428a7c,
  title = {Aeromagnetic map of the Bethel quadrangle, Fairfield County, Connecticut},
  author = {Peter Popenoe and G. E. Andreasen and J.R. Kirby},
  year = {1962},
  doi = {10.3133/gp368},
  url = {https://pubs.usgs.gov/publication/gp368},
  note = {Source identifier: gp368}
}