TY  - RPRT
TI  - Eastern Devonian shales: Organic geochemical studies, past and present
AU  - Irving A. Breger
AU  - Patrick G. Hatcher
AU  - L.A. Romankiw
AU  - F.P. Miknis
PY  - 1983
UR  - https://pubs.usgs.gov/publication/70012100
ID  - 70012100
ER  -