@misc{indiciae46ab1eaa2aab,
  title = {The distribution of modified mercalli intensity in the 18 April 1906 San Francisco earthquake},
  author = {J. Boatwright and H. Bundock},
  year = {2008},
  doi = {10.1785/0120060404},
  url = {https://pubs.usgs.gov/publication/70032159},
  note = {Source identifier: 70032159}
}