TIMOTIUS, Daniel; FONO, Putra Samuel Lande Nono; VERANCYA, Okta S; PETRUS, Himawan Tri Bayu Mutri; ANGGARA, Ferian; ADHA, Ikhwannur; AISYAH, Dinda Dewi. Sustainable Utilization of K-Humate Coal Residue into Bead Adsorbents for Cu(II) Removal. RSF Conference Series: Engineering and Technology, [S. l.], v. 4, n. 1, p. 486–495, 2025. DOI: 10.31098/cset.v4i1.1052. Disponível em: https://proceeding.researchsynergypress.com/index.php/cset/article/view/1052. Acesso em: 7 apr. 2026.