Design Of Magnetic Separator To Increase Tin Ore Content In Mining Laboratory Bangka Belitung University. PROMINE, [S. l.], v. 7, n. 2, p. 54–58, 2019. DOI: 10.33019/promine.v7i2.1642. Disponível em: https://journal.ubb.ac.id/index.php/promine/article/view/1642. Acesso em: 12 apr. 2026.