TY  - RPRT
TI  - Organic carbon content of Devonian shale sequence sampled in drill cuttings from eighteen wells in western Pennsylvania
AU  - George Edwin Claypool
AU  - Allan W. Stone
PY  - 1979
DO  - 10.3133/ofr791665
UR  - https://pubs.usgs.gov/publication/ofr791665
ID  - ofr791665
ER  -