YAHDI, Yahdi; MEILIYADI, Lalu Ahmad Didik; MULTAZAM, Multazam; ARIZONA, Kurniawan. Improvement of Water Quality by Hematite Based on River Sand Magnetic Minerals of Lombok Island. Jurnal Penelitian dan Pengkajian Ilmu Pendidikan: e-Saintika, [S. l.], v. 9, n. 2, p. 525–540, 2025. DOI: 10.36312/e-saintika.v9i2.3273. Disponível em: https://journal-center.litpam.com/index.php/e-Saintika/article/view/3273. Acesso em: 29 jul. 2026.