TY  - RPRT
TI  - Map of earthquake epicenters in the San Francisco Bay Area, California: 1972-1989
AU  - Jean A. Olson
AU  - P. K. Showalter
PY  - 1991
DO  - 10.3133/ofr91299
UR  - https://pubs.usgs.gov/publication/ofr91299
ID  - ofr91299
ER  -