@misc{indiciae6abce2ab4094,
  title = {Aeromagnetic strip map across the central Sierra Nevada, California},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1969},
  doi = {10.3133/gp657},
  url = {https://pubs.usgs.gov/publication/gp657},
  note = {Source identifier: gp657}
}