@base .
a ;
.
"United Kingdom" .
a .
a , ;
"Natural resources, energy and environment update" .
a , , ;
, , ;
"Natural resources, energy and environment update." ;
;
;
"1352-9412" ;
;
"1352-9412" ;
;
"1352-9412" ;
"Natural resources, energy and environment update." , "Natural resources, energy and environment update" ;
.
a ;
"1352-9412" ;
.
a ;
"1352-9412" ;
.
.
a ;
;
"20040609185700.0"^^ ;
;
.