KOSSAY K. AL-AHMADY, D.; HAQE ISMAEEL, H. Effect of Using Anaerobic Selectors on the Performance of Continuous Flow Activated Sludge Systems. Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 21, n. 6, p. 88–99, 2013. DOI: 10.33899/rengj.2013.82367. Disponível em: https://ojs.uomosul.edu.iq/index.php/arej/article/view/27256. Acesso em: 7 aug. 2025.