Apriwandi, et al. “Dense Porous Monolithic Carbon from Indonesian Daikon Leaf Waste via NaOH–CO2 Physicochemical Activation for Binder-Free Volumetric Supercapacitors”. Communications in Science and Technology, vol. 11, no. 1, July 2026, pp. 150-61, doi:10.21924/cst.11.1.2026.2000.