TY  - RPRT
TI  - Geology of the northern Santa Ana Mountains, California
AU  - J. E. Schoellhamer
AU  - J. G. Vedder
AU  - R. F. Yerkes
AU  - D.M. Kinney
PY  - 1981
DO  - 10.3133/pp420d
UR  - https://pubs.usgs.gov/publication/pp420D
ID  - pp420D
ER  -