TY  - RPRT
TI  - The Borrego Mountain earthquake of April 9, 1968
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1972
DO  - 10.3133/pp787
UR  - https://pubs.usgs.gov/publication/pp787
ID  - pp787
ER  -