TY  - BOOK
ED  - Worl petroleum congress 
TI  - Abstracts of the thirteenth world petroleum congress
PY  - 1991///
CY  - Chichester, England : 
PB  - Wiley, 
KW  - PETROLEO
KW  - CONGRESO
N1  - Recently discovered and potential petroleum resources; Al-Husseini. M.I
ER  -