Azizah A, Oktavia B, Dewata I, Away RDY. Optimation of Adsorpsi and Desorpsi of Mn2+ Ions on Gel-GPTMS Silica (Glycidoxypropyltrimethoxysilane) Modified with Sulfonates. J. Pijar.MIPA [Internet]. 2024 Sep. 30 [cited 2024 Nov. 7];19(5):911-5. Available from: http://jurnalfkip.unram.ac.id/index.php/JPM/article/view/7449