TY  - RPRT
TI  - Geologic and geophysical maps of the El Casco 7.5′ quadrangle, Riverside County, southern California, with accompanying geologic-map database
AU  - J. C. Matti
AU  - D. M. Morton
AU  - V. E. Langenheim
PY  - 2015
DO  - 10.3133/ofr20101274
UR  - https://pubs.usgs.gov/publication/ofr20101274
ID  - ofr20101274
ER  -