@misc{indiciaee8bf75fb0ed1,
  title = {Magnitude Estimates of M7.3-7.8 for the 1811-1812 New Madrid and M7.0 for the 1886 Charleston Earthquakes from a Monte Carlo Analysis of Mean MMIs},
  author = {Chris H. Cramer and Oliver S. Boyd},
  year = {2012},
  url = {https://pubs.usgs.gov/publication/70045861},
  note = {Source identifier: 70045861}
}