@base .
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a ;
"2549-9947" ;
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a ;
"2549-9947" ;
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"Indonesia" .
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"20180113170100.0"^^ ;
;
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a .
a , , ;
, , ;
"IJCER (International Journal of Chemistry Education Research)" ;
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;
;
"2549-9947" ;
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;
"2549-9947" ;
;
"2549-9947" ;
"IJCER (International Journal of Chemistry Education Research)" ;
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a , ;
"IJCER (International Journal of Chemistry Education Research)" .