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Silvia Laeli
Universitas Negeri Yogyakarta
Indonesia
Department of Physics Education
Jumadi Jumadi
Universitas Negeri Yogyakarta
Indonesia
Department of Physics Education
Heru Kuswanto
Universitas Negeri Yogyakarta
Indonesia
Department of Physics Education
Novita Wulandari
Universitas Negeri Yogyakarta
Indonesia
Department of Physics Education
