“The Treatment of Stabilized Landfill Leachate Using Iron-Activated Persulfate and Peroxymonosulfate Oxidation”. Malaysian Journal of Fundamental and Applied Sciences 15, no. 6 (December 4, 2019): 847–850. Accessed September 16, 2026. https://mjfas.utm.my/index.php/mjfas/article/view/1182.