TY  - RPRT
TI  - Preliminary geologic map of the northeast part of the Dewey quadrangle, Custer County, South Dakota and Weston County, Wyoming
AU  - D.A. Brobst
PY  - 1958
DO  - 10.3133/mf77
UR  - https://pubs.usgs.gov/publication/mf77
ID  - mf77
ER  -