Sudadi, Untung, ImaduddinMuhammad Anggi, and Iskandar Iskandar. “Phosphate Adsorption Characteristics of ‘nanoclay’ Separated from Indonesian Volcanic Tuffs”. Jurnal Pengelolaan Sumberdaya Alam dan Lingkungan (Journal of Natural Resources and Environmental Management) 12, no. 4 (December 30, 2022): 740-748. Accessed June 13, 2024. https://jurnal.ipb.ac.id/index.php/jpsl/article/view/44707.