RUSMANA, Mochamad Hafiz Ghozali; SULISTYANINGSIH, Triastuti. Preparation of Magnetite-Tannin Guava Leaves as Pb(II) Adsorbent. Indonesian Journal of Chemistry and Environment, [S. l.], v. 4, n. 2, p. 39–48, 2022. DOI: 10.21831/ijoce.v4i2.48400. Disponível em: https://journal.uny.ac.id/index.php/ijoce/article/view/48400. Acesso em: 17 jun. 2025.