@misc{indiciaeb9411c6b54b8,
  title = {Complete Bouguer gravity and general geology of the Cape San Martin, Bryson, Piedras Blancas, and San Simeon quadrangles, California},
  author = {Stephen H. Burch},
  year = {1971},
  doi = {10.3133/pp646a},
  url = {https://pubs.usgs.gov/publication/pp646A},
  note = {Source identifier: pp646A}
}