Jorakhe H-, Kreetachat T. Dye Wastewater Treatment with Ozonation Process with Manganese Dioxide Coated on Alumina Powder. featkku [internet]. 2019 Jun. 28 [cited 2025 Mar. 15];5(1):22-7. available from: https://ph02.tci-thaijo.org/index.php/featkku/article/view/176464