@misc{indiciaef803227c2259,
  title = {Map showing evidence for recent fault activity in the vicinity of Antioch, Contra Costa County, California},
  author = {D. B. Burke and E. J. Helley},
  year = {1973},
  doi = {10.3133/mf533},
  url = {https://pubs.usgs.gov/publication/mf533},
  note = {Source identifier: mf533}
}