TY  - RPRT
TI  - Preliminary catalog of earthquakes in northern Imperial Valley, California, April 1978 - June 1978
AU  - Gary S. Fuis
AU  - C.E. Johnson
AU  - K.J. Richter
PY  - 1980
DO  - 10.3133/ofr801167
UR  - https://pubs.usgs.gov/publication/ofr801167
ID  - ofr801167
ER  -