TY  - RPRT
TI  - Geologic map of the Irvine quadrangle, Estill County, Kentucky
AU  - Harry P. Hoge
AU  - Perry Braswell Wigley
AU  - Fred R. Shawe
PY  - 1976
DO  - 10.3133/gq1285
UR  - https://pubs.usgs.gov/publication/gq1285
ID  - gq1285
ER  -