TY  - RPRT
TI  - Elevation maps of the San Francisco Bay region, California, a digital database
AU  - Scott E. Graham
AU  - Richard J. Pike
PY  - 1998
DO  - 10.3133/ofr98625
UR  - https://pubs.usgs.gov/publication/ofr98625
ID  - ofr98625
ER  -