%0 Journal Article %T Wastewater Treatment Using a Photoelectrochemical Oxidation Process for the Coffee Processing Industry Optimization of Chemical Oxygen Demand (COD) Removal Using Response Surface Methodology %A Abdi, Firomsa Bidira %A Samuel, Zerihun Asmelash %A Debela, Seifu Kebede %A Amibo, Temesgen Abeto %J International Journal of Analytical Chemistry %V 2022 %@ 1687-8760 %D 2022-07-31 %I Hindawi %~ DeepDyve