K. AL-AHMADY, K.; AHMAD KADER AL-TAEE, E. Effect of Intermittent Feeding on the Performance of Plug Flow Activated Sludge System under Different Hydraulic Retention Times. Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 23, n. 1, p. 1–11, 2015. DOI: 10.33899/rengj.2015.101021. Disponível em: https://ojs.uomosul.edu.iq/index.php/arej/article/view/26972. Acesso em: 7 aug. 2025.