TY  - RPRT
TI  - Preliminary geologic map of Cenozoic deposits of Copperopolis quadrangle, California
AU  - J. Alan Bartow
AU  - D. E. Marchand
AU  - Susan Shipley
PY  - 1981
DO  - 10.3133/ofr811048
UR  - https://pubs.usgs.gov/publication/ofr811048
ID  - ofr811048
ER  -