TY  - RPRT
TI  - Bedrock Geologic Map of Yosemite Valley, Yosemite National Park, California
AU  - Frank C. Calkins
PY  - 1985
DO  - 10.3133/i1639
UR  - https://pubs.usgs.gov/publication/i1639
ID  - i1639
ER  -