“Biomass-Based Supercapacitors Electrodes for Electrical Energy Storage Systems Activated Using Chemical Activation Method: A Literature Review and Bibliometric Analysis”. Indonesian Journal of Science and Technology 8, no. 3 (December 1, 2023): 439–468. Accessed June 7, 2026. https://ijost.upi.edu/index.php/ijost/article/view/386.