@misc{indiciae6c9787a202b8,
  title = {Aeromagnetic map of Atlantic continental margin quadrangle N40-W68},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1976},
  doi = {10.3133/mf752c},
  url = {https://pubs.usgs.gov/publication/mf752C},
  note = {Source identifier: mf752C}
}