Marssel Michael Sengkey * Corresponding Author https://scholar.google.com/citations?hl=en&user=PZfXYzgAAAAJ Faculty of Science Education, Universitas Negeri Manado Indonesia
Tellma Monna Tiwa https://scholar.google.com/citations?hl=en&user=OxofFaeJ2jgC Faculty of Science Education, Universitas Negeri Manado Indonesia
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