@base .
a ;
"2540-9859" ;
.
a ;
;
"20210206231300.0"^^ ;
;
.
a ;
.
"Indonesia" .
a .
a , , ;
, , ;
"SEJ (Science Education Journal)" ;
;
;
"2540-9859" ;
;
"2540-9859" ;
;
"2540-9859" ;
"SEJ (Science Education Journal)" , "SEJ (Science Education Journal) (Online)" ;
;
"http://ojs.umsida.ac.id/index.php/sej" .
a , ;
"SEJ (Science Education Journal) (Online)" .
.
a ;
"2540-9859" ;
.