KOTTA, R.; EFFENDI, I.; DIATIN, I.; BUDIARDI, T.; ADAM, M. A. Differences in Appearance of Saltwater, Freshwater and Imitation Pearls with Microscopic Electron Spectrum. Jurnal Penelitian Pendidikan IPA, [S. l.], v. 11, n. 1, p. 607–614, 2025. DOI: 10.29303/jppipa.v11i1.9001. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/9001. Acesso em: 14 mar. 2025.