TY  - RPRT
TI  - Seismicity map of the State of Illinois
AU  - C. W. Stover
AU  - B.G. Reagor
AU  - S. T. Algermissen
PY  - 1979
DO  - 10.3133/mf1143
UR  - https://pubs.usgs.gov/publication/mf1143
ID  - mf1143
ER  -