TY  - RPRT
TI  - United States earthquakes, 1972
AU  - J.L. Coffman
AU  - C. A. von Hake
PY  - 1984
DO  - 10.3133/ofr84972
UR  - https://pubs.usgs.gov/publication/ofr84972
ID  - ofr84972
ER  -