Advanced Oxidation of Pesticide-Containing Wastewater Using an Ozonation Column System Under Optimized ConditionsPhan Cong Tinh, Do Vinh Duong, Ngoc-Han T. Huynh and Thanh TranE3S Web Conf., 694 (2026) 05002DOI: https://doi.org/10.1051/e3sconf/202669405002