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Jane Koswojo
Universitas Negeri Malang
Widya Mandala Surabaya Catholic University
Indonesia
Physics Education Department
Sentot Kusairi
Universitas Negeri Malang
Indonesia
Physics Education Department
Sutopo Sutopo
Universitas Negeri Malang
Indonesia
Physics Education Department
Edi Supriana
Universitas Negeri Malang
Indonesia
Physics Education Department
