@misc{indiciaecf5cd49c4f8d,
  title = {Compilation of 59 sonic and density logs from 51 oil test wells in the San Francisco Bay area, California},
  author = {T.M. Brocher and A.L. Ruebel and E. E. Brabb},
  year = {1997},
  doi = {10.3133/ofr97687},
  url = {https://pubs.usgs.gov/publication/ofr97687},
  note = {Source identifier: ofr97687}
}