TY  - RPRT
TI  - Geologic map of the Millersburg quadrangle, east-central Kentucky
AU  - Norman P. Cuppels
AU  - William F. Outerbridge
PY  - 1974
DO  - 10.3133/gq1219
UR  - https://pubs.usgs.gov/publication/gq1219
ID  - gq1219
ER  -