TY  - RPRT
TI  - Preliminary geologic map of the Port Chicago quadrangle, Solano and Contra Costa Counties, Calif.
AU  - T. W. Dibblee
PY  - 1981
DO  - 10.3133/ofr81108
UR  - https://pubs.usgs.gov/publication/ofr81108
ID  - ofr81108
ER  -