TY  - RPRT
TI  - Coal geology of Adams, Blaine, Richardson, and Sitka quadrangles, Kentucky, and Louisa quadrangle, Kentucky-West Virginia
AU  - Philip Thayer Hayes
AU  - Carol Waite Connor
PY  - 1982
DO  - 10.3133/b1526
UR  - https://pubs.usgs.gov/publication/b1526
ID  - b1526
ER  -