@base . a ; "2548-8163" ; . a , , ; , , ; "SJME (Supremum Journal of Mathematics Education)" ; ; ; ; "2548-8163" ; ; ; "2548-8163" ; ; "2548-8163" ; "SJME (Supremum Journal of Mathematics Education) (Online)" , "SJME (Supremum Journal of Mathematics Education)" ; ; "http://journal.unsika.ac.id/index.php/supremum" . a ; ; "20210206222300.0"^^ ; ; . . "Indonesia" . a ; "2548-8163" ; . a , ; "SJME (Supremum Journal of Mathematics Education) (Online)" . a . a ; .