Abbas F, Asel H. The Electrochemical removal of Oil and COD from petroleum wastewater: Electrochemical removal of Oil and COD from petroleum wastewater. WJES [Internet]. 2023 Apr. 1 [cited 2026 Apr. 19];11(1):134-49. Available from: https://ejuow.uowasit.edu.iq/index.php/ejuow/article/view/433