@base .
a ;
"1351-9158" ;
.
a .
, ;
"The Entec directory of environmental technology /" ;
;
;
;
;
"The Entec directory of environmental technology /" , "ENTEC directory of environmental technology (European ed.)" .
.
a , ;
"ENTEC directory of environmental technology (European ed.)" .
a ;
"20230223073441.416121"^^ ;
;
.