TY  - RPRT
TI  - Database for metallic mineral districts and mines of the Black Hills, South Dakota and Wyoming
AU  - Anna B. Wilson
AU  - Ed DeWitt
PY  - 1992
DO  - 10.3133/ofr92523c
UR  - https://pubs.usgs.gov/publication/ofr92523C
ID  - ofr92523C
ER  -