COLLABORATE WITH
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A. Widowati Science Education Department, FMIPA, Universitas Negeri Yogyakarta, Indonesia
S. Nurohman Science Education Department, FMIPA, Universitas Negeri Yogyakarta Indonesia
P. Anjarsari Science Education Department, FMIPA, Universitas Negeri Yogyakarta Indonesia
ISSN: 2089-4392
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