Lesbani, A., M. Azmi, N. Palapa, T. Taher, R. Andreas, and R. Mohadi. “Ni/Cr-[α-SiW12O40] Layered Double Hydroxide As Effective Adsorbent of Iron(II) From Aqueous Solution”. Eurasian Chemico-Technological Journal, Vol. 23, no. 2, Aug. 2021, pp. 103-10, doi:10.18321/ectj1080.