Firdiyono, F., Handayani, M., Sulistiyono, E., & Antoro, I. D. (2012). PERCOBAAN PENDAHULUAN PERBANDINGAN DAYA SERAP UNSUR MINOR DALAM LARUTAN NATRIUM SILIKAT[Preliminary Comparative Study on the Adsorption of Minor Elements in Sodium Silicate Solution]. Jurnal Metalurgi, 27(1), 15–26. https://doi.org/10.14203/metalurgi.v27i1.135