TY  - RPRT
TI  - Stratigraphy and structure of the western Kentucky fluorspar district
AU  - R. D. Trace
AU  - D.H. Amos
PY  - 1984
DO  - 10.3133/pp1151d
UR  - https://pubs.usgs.gov/publication/pp1151D
ID  - pp1151D
ER  -