Wang, Weiwei, and Jialiang Yao. “Akaganeite/Silica/Yolk-Shell/Structures/for/Removal/of/Cr(VI)”. Asian Journal of Chemistry 26, no. 21 (September 30, 2014): 7102–7104. Accessed July 17, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_23_2.