@misc{indiciaeafc76ec00f2b,
  title = {Earthquake hazard studies in southeastern Missouri},
  author = {William Stauder and Robert B. Herrmann and Brian J. Mitchell},
  year = {1981},
  doi = {10.3133/ofr81888},
  url = {https://pubs.usgs.gov/publication/ofr81888},
  note = {Source identifier: ofr81888}
}