JASMIDI, Jasmidi; ZUBIR, Moondra; KEMBAREN, Agus; SELLY, Rini; SILALAHI, Albinus. Biosorption of Manganese Ions (II) by Immobilized Biomass on a Mixture of Silica Gel and Zeolite. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 35, n. 2, p. 102–112, 2017. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7847. Acesso em: 12 oct. 2025.