S. U. M. Beladona, A. K. G. Siregar, M. E. P. Sihombing, F. Nisa, and R. M. Iqbal, “Chitosan/Rice Husk-Derived Silica Mixed Matrix Membrane as Potential Separator for Peatwater Purification”, J. Peat Sci. Inn., vol. 2, no. 1, pp. 6–15, Jun. 2023.