Jung, Sung-Bae, and Cheol-Gyu Kim. “Carbonization of Sewage Sludge for Using As Adsorbents”. Asian Journal of Chemistry 29, no. 1 (October 29, 2016): 86–90. Accessed August 16, 2026. https://asianpubs.org/index.php/ajchem/article/view/29_1_18.