Ridha MJM. Process Optimization of Biosorption Hg(II), Cu(II) and Ni(II) Ions onto Dead Anaerobic Biomass using a Two-Level Full Factorial Design and Response Surface Methodology, Batch Systems. NJES. 2017;18(2):328-342. Accessed November 24, 2024. https://nahje.com/index.php/main/article/view/198