Al Mubarok, Muhammad Ramadhan, et al. “Niobium Oxide Electrode Performance Boosted by Molybdenum Doping and Calcination for Supercapacitor Applications ”. Greensusmater, vol. 2, no. 2, Dec. 2025, pp. 62-69, doi:10.62755/greensusmater.2025.2.2.62-69.