TY  - RPRT
TI  - Geologic map of the Big Creek quadrangle, southeastern Kentucky
AU  - Richard Quintin Lewis
AU  - Dan E. Hansen
PY  - 1978
DO  - 10.3133/gq1477
UR  - https://pubs.usgs.gov/publication/gq1477
ID  - gq1477
ER  -