@misc{indiciaeea508303b57a,
  title = {Seismicity map of the state of Colorado},
  author = {C. W. Stover and B.G. Reagor and S. T. Algermissen},
  year = {1984},
  doi = {10.3133/mf1694},
  url = {https://pubs.usgs.gov/publication/mf1694},
  note = {Source identifier: mf1694}
}