UNGVÁRI, Levente; FÜLÖP, Zoltán. Reducing the use of chemical for biological wastewater treatment by technological modification. International Journal of Engineering and Management Sciences, [S. l.], v. 4, n. 2, p. 107–113, 2019. DOI: 10.21791/IJEMS.2019.2.13. Disponível em: https://ojs.lib.unideb.hu/IJEMS/article/view/5280.. Acesso em: 7 may. 2024.