Le DD, Bui TTH, Hoang TBT. Effect of Doping Nickel Oxide and Hybrid Graphene Oxide on Electrochemistry Supercapacitor Characteristrics of Manganese Dioxide Thin Film. old. 2018;(124):88-94. Accessed October 5, 2025. https://jst.vn/index.php/old/article/view/922