TY  - BOOK
AU  - Neumann Hans-Joachim
AU  -  Paczynska-Lahme Barbara
TI  - Composition and properties of petroleum
T2  - Geology of Petroleum; 5
U1  - H7555:1, M1 
PY  - 1981///
CY  - Chichester
PB  - Halsted Press        
KW  -  Gas
KW  - Petroleum analysis
ER  -