TY  - BOOK
AU  - Alley,S.K.
AU  - McArthur,D.P.
AU  - Whitehead,K.E.
AU  - McArthur,D.P.
AU  - Whitehead,K.E.
ED  - Union Oil Company
ED  - World Petroleum Congress (11th. : 1983 : London)
ED  - Union Oil Company
TI  - Upgrading of petroleum residues, bitumen, and shale oil: Comparison of chemistry and process technology
U1  - 060-665.5 W938 1983 
ER  -