TY  - RPRT
TI  - Preliminary geologic map of the west half, Los Angeles 60' x 30' quadrangle
AU  - R.F. Yerkes
AU  - R. H. Campbell
PY  - 1997
DO  - 10.3133/ofr97483
UR  - https://pubs.usgs.gov/publication/ofr97483
ID  - ofr97483
ER  -