PENGARUH DERAJAT KEMIRINGAN ALAT DAN KETINGGIAN RIFFLE PADA PENINGKATAN KADAR SN SISA HASIL PENGOLAHAN (SHP) TIMAH MENGGUNAKAN SLUICE BOX SKALA LABORATORIUM. PROCEEDINGS OF NATIONAL COLLOQUIUM RESEARCH AND COMMUNITY SERVICE, [S. l.], v. 7, p. 64–68, 2023. DOI: 10.33019/snppm.v7i0.4831. Disponível em: https://www.journal.ubb.ac.id/index.php/snppm/article/view/4831. Acesso em: 11 jun. 2026.