Ponken, Tanachai, Kanoknan Yaowanit, Kanyaphat Weluwanarak, Apisit Keacharoen, and Wichaid Ponhan. “Fabrication of activated carbon electrode synthesized from sacred lotus leaf natural materials for supercapacitors”. Indochina Applied Scienceห 11, no. 3 (August 24, 2022): 247369. accessed October 14, 2026. https://ph01.tci-thaijo.org/index.php/jmsae_ceae/article/view/247369.