TY  - RPRT
TI  - Geologic Map of the Sheep Hole Mountains 30' x 60' Quadrangle, San Bernardino and Riverside Counties, California
AU  - Keith A. Howard
PY  - 2002
DO  - 10.3133/mf2344
UR  - https://pubs.usgs.gov/publication/mf2344
ID  - mf2344
ER  -