Efficient fluoride removal from petrochemical wastewater by in-situ schwertmannite formed via oxidation of Fe(II) by O3 - Xingyun Hu; Feng Zhu; Guotao Zhou; Xianjia Peng; Xinmiao Zhang; Chong Zhao; Ziyang Chen; Haizhu Peng; Yumei Wei (Journal of Hazardous Materials, 2025)