ELLYANA, R. L.; KUSUMA, I. W. A. W. Jurnal Teori dan Aplikasi Fisika, [S. l.], v. 7, n. 2, p. 169–178, 2019. DOI: 10.23960/jtaf.v7i2.218. Disponível em: https://jtaf.fmipa.unila.ac.id/index.php/jtaf/article/view/218. Acesso em: 26 dec. 2025.