Mendonça, Marilia Assunção, Roberto Alves de Oliveira, Rose Maria Duda, Allynson Takehiro Fujita, and Rodrigo Ney Millan. 2017. “Ion Removal Cu2+, Mn2+ and Zn2+ on Biological Sludge Reactor High Rate Anaerobic”. Semina: Ciências Exatas E Tecnológicas 38 (2):17-27. https://doi.org/10.5433/1679-0375.2017v38n2p17.