“PbO2 Synthesis by Complexation and Electrooxidation of Pb2+ in Poly[4-(pyrrol-1-yl methyl) benzoic acid] Film”, EPSTEM, vol. 7, pp. 192–198, Nov. 2019, Accessed: Jan. 20, 2026. [Online]. Available: https://www.epstem.net/index.php/epstem/article/view/248