TY  - BOOK
AU  - 
TI  - Oil and gas fields vol. 13
T2  - Proceedings of the 27th international geological congress Vol.13
SN  - 9067640220
U1  - 553.28, 
PY  - 1984///
CY  - Netherlands
PB  - VNU Science Press
KW  - Petroleum
ER  -