Wei MC, Wang KS, Hsiao TE, Lin IC, Wu HJ, Wu YL, Liu PH, Chang SH. Effects of UV irradiation on humic acid removal by ozonation, Fenton and Fe⁰/air treatment: THMFP and biotoxicity evaluation. J Hazard Mater. 2011 Nov 15;195():324–31. doi: 10.1016/j.jhazmat.2011.08.044. PMID: 21903325.