TY  - BOOK
AU  - Gulyaeva, L A
AU  - 
TI  - geochemistry of oil and oil deposits
U1  - 550.4:553.98 
PY  - 1964///
CY  - Jerusalem
PB  - Israel Program
KW  - Geochemistry
KW  - Geology
KW  - Environmental chemistry
ER  -