Zhao, Zhepeng, Hai Bo, and Linjun Ding. “Magnetic Biochar-Based Electrocatalytic Sensor for Sensitive Detection of Trace Pb2+ in Water”. BioResources 21, no. 4 (October 9, 2026): 11380–11399. Accessed October 9, 2026. https://ojs.bioresources.com/index.php/BRJ/article/view/26043.