TY  - BOOK
AU  - Mast, Richard F.
AU  - Ruch, R. R.
AU  - Meents, Wayne Franklin,
CN  - QE105
CN  - QE105
CY  - Urbana,
DA  - 1973.
ID  - 61461
KW  - Petroleum
N1  - At head of title: State of Illinois. Department of Registration and Education.
PB  - Illinois State Geological Survey,
PP  - Urbana,
PY  - 1973.
T1  - Vanadium in Devonian, Silurian, and Ordovician crude oils of Illinois,
TI  - Vanadium in Devonian, Silurian, and Ordovician crude oils of Illinois,
VL  - 483
ER  -