TY  - RPRT
TI  - Preliminary geologic map of the Los Angeles 7.5' quadrangle, southern California
AU  - R.F. Yerkes
PY  - 1997
DO  - 10.3133/ofr97254
UR  - https://pubs.usgs.gov/publication/ofr97254
ID  - ofr97254
ER  -