@misc{indiciaedbefb57650a0,
  title = {Aeromagnetic map of the Palo Alto 1:100,000 quadrangle, California},
  author = {Robert C. Jachens and Carter W. Roberts},
  year = {1993},
  doi = {10.3133/ofr93688},
  url = {https://pubs.usgs.gov/publication/ofr93688},
  note = {Source identifier: ofr93688}
}