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S.S. Sumarti Chemical Education of Mathematics and Natural Sciences, Semarang State University, Indonesia Indonesia
K.I. Supardi Chemical Education of Mathematics and Natural Sciences, Semarang State University, Indonesia Indonesia
W. Sumarni Chemical Education of Mathematics and Natural Sciences, Semarang State University, Indonesia Indonesia
S. Saptorini Chemical Education of Mathematics and Natural Sciences, Semarang State University, Indonesia Indonesia
ISSN: 2089-4392
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