TY  - RPRT
TI  - Preliminary geologic map of the Calabasas 7.5' Quadrangle, Southern California
AU  - R. F. Yerkes
AU  - P. K. Showalter
PY  - 1993
DO  - 10.3133/ofr93205
UR  - https://pubs.usgs.gov/publication/ofr93205
ID  - ofr93205
ER  -