TY  - RPRT
TI  - Geologic map of the Newark 7.5 minute Quadrangle, Alameda County, California
AU  - Edward J. Helley
AU  - D. M. Miller
PY  - 1992
DO  - 10.3133/ofr92312
UR  - https://pubs.usgs.gov/publication/ofr92312
ID  - ofr92312
ER  -