@misc{indiciae90c79ee411e4,
  title = {Map showing basement geology and locations of wells drilled to basement, Salinian block, central and southern Coast Ranges, California},
  author = {D. C. Ross},
  year = {1974},
  doi = {10.3133/mf588},
  url = {https://pubs.usgs.gov/publication/mf588},
  note = {Source identifier: mf588}
}