Said, Irwan, Fahrul Riski, Afadil Afadil, and Purnama Ningsih. “Activation of Durian Skin Biomass With H2SO4 Activator on the Absorption of Lead from Its Solution”. Jurnal Akademika Kimia 12, no. 1 (July 30, 2024): 44-51. Accessed August 3, 2025. https://www.jurnalfkipuntad.com/index.php/jak/article/view/2564.