@misc{indiciae986704390d78,
  title = {Isostatic residual gravity and aeromagnetic maps of the Santa Maria province including portions of the Santa Maria, San Luis Obispo, Los Angeles, and Bakersfield quadrangles and adjacent off-shore areas, California},
  author = {Peter E. Sauer and John Mariano},
  year = {1990},
  doi = {10.3133/ofr90308},
  url = {https://pubs.usgs.gov/publication/ofr90308},
  note = {Source identifier: ofr90308}
}