TY  - RPRT
TI  - The 1989 earthquake swarm beneath Mammoth Mountain, California: An initial look at the 4 May through 30 September activity
AU  - D.P. Hill
PY  - 1990
DO  - 10.1785/bssa0800020325
UR  - https://pubs.usgs.gov/publication/70015810
ID  - 70015810
ER  -