@misc{indiciaedc9783cbf750,
  title = {Measurement of radon gas on major faults in California, USA},
  author = {W. Zhang and C.-Y. King},
  year = {1994},
  doi = {10.1007/bf02651919},
  url = {https://pubs.usgs.gov/publication/70000602},
  note = {Source identifier: 70000602}
}