JPFA, E. Front Cover JPFA Vol 10 No 1 June 2020. Jurnal Penelitian Fisika dan Aplikasinya (JPFA), [S. l.], v. 10, n. 1, p. i, 2020. DOI: 10.26740/jpfa.v10n1.pi. Disponível em: https://journal.unesa.ac.id/index.php/jpfa/article/view/10782. Acesso em: 21 may. 2024.