AYOUB, M. .; EL-MORSY, A. . Upgrading of an Extended Aeration System to Improve Wastewater Treatment. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 81, n. 1, p. 23–35, 2021. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/6983. Acesso em: 27 feb. 2024.