@misc{indiciaebad96de7baed,
  title = {The geohydrology of Pinnacles National Monument, California},
  author = {J. P. Akers},
  year = {1967},
  doi = {10.3133/ofr672},
  url = {https://pubs.usgs.gov/publication/ofr672},
  note = {Source identifier: ofr672}
}