@misc{indiciaec3dc92b0aaf2,
  title = {Geologic map of Santa Maria oil district, California},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1943},
  doi = {10.3133/ofr4343},
  url = {https://pubs.usgs.gov/publication/ofr4343},
  note = {Source identifier: ofr4343}
}