TY  - RPRT
TI  - Geologic map of the Twentynine Palms quadrangle, San Bernardino and Riverside Counties, California
AU  - T. W. Dibblee
PY  - 1968
DO  - 10.3133/i561
UR  - https://pubs.usgs.gov/publication/i561
ID  - i561
ER  -