@base .
a ;
"0263-9122" ;
.
a ;
;
"20040609165800.0"^^ ;
;
.
a ;
"0263-9122" ;
.
"United Kingdom" .
a ;
.
a , , ;
, , ;
"World petrochemicals." ;
;
;
"0263-9122" ;
;
"0263-9122" ;
;
"0263-9122" ;
"World petrochemicals" , "World petrochemicals." ;
.
a .
.
a , ;
"World petrochemicals" .