TY  - RPRT
TI  - A preliminary assessment of the recent increase in earthquake activity in the Los Angeles region
AU  - L.M. Jones
AU  - P.A. Reasenberg
PY  - 1989
DO  - 10.3133/ofr89162
UR  - https://pubs.usgs.gov/publication/ofr89162
ID  - ofr89162
ER  -