Luong Thi Thu Thuy, Le Van Khu, and Nguyen Thi Kim Lien. “Synthesis, Characterization and Electrochemical Performance of Activated Carbon Supported MnO2 for Electrochemical Capacitor”. Vietnam Journal of Science and Technology 56, no. 5 (October 10, 2018): 582–593. Accessed January 10, 2026. https://vjs.ac.vn/jst/article/view/10997.