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Fifin Dewi Ratnasari
Department of Physics, Universitas Negeri Semarang
Department of Natural Science, Universitas Negeri Semarang
Indonesia
Masturi Masturi
Department of Physics, Universitas Negeri Semarang
Indonesia
Suharto Linuwih
Department of physics , Universitas Negeri Semarang
Indonesia
Ani Rusilowati
Department of Physics, Universitas Negeri Semarang
Indonesia
Endang Susilaningsih
Department of Chemistry, Universitas Negeri Semarang
Indonesia
Dwi Yulianti
Department of Physics, Universitas Negeri Semarang
Indonesia
