@misc{indiciae0ce14592ec0d,
  title = {Map showing direction and amount of bedding dip of sedimentary rocks in San Mateo County, California},
  author = {E. E. Brabb},
  year = {1983},
  doi = {10.3133/i1257c},
  url = {https://pubs.usgs.gov/publication/i1257C},
  note = {Source identifier: i1257C}
}