Syamsuri, M. M., W. Febriani, S. Sutarno, and S. Suyanta. “Removal Co(II) Ions in Aqueous Solution Using Fe-MCM-41”. Stannum : Jurnal Sains Dan Terapan Kimia, Vol. 6, no. 2, Oct. 2024, pp. 109-14, doi:10.33019/jstk.v6i2.5481.