TY  - BOOK
AU  - Ungar,Peter
AU  - Virágh,Andras
AU  - Virágh,Andras
ED  - World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest)
TI  - Central control of crude oil and natural gas pipelines in Hungary
U1  - 060-665.5 W938 1979 
ER  -