Kajian Awal Spektrum Serapan Senyawa Hasil Ekstraksi Daun Sirih (Piper betle l.) Asal Kota Kupang. Magnetic: Research Journal of Physics and It’s Application, [S. l.], v. 3, n. 1, p. 203–209, 2023. DOI: 10.59632/magnetic.v3i1.248. Disponível em: https://ejurnal.unisap.ac.id/magnetic/article/view/248. Acesso em: 28 dec. 2025.