TY  - RPRT
TI  - Lithostratigraphy and depositional environments of the Lexington Limestone (Ordovician) of central Kentucky
AU  - Earle Rupert Cressman
PY  - 1973
DO  - 10.3133/pp768
UR  - https://pubs.usgs.gov/publication/pp768
ID  - pp768
ER  -