Polishing of Treated Palm Oil Mill Effluent Using Azolla pinnata . Journal of Biochemistry, Microbiology and Biotechnology, [S. l.], v. 10, n. SP2, p. 40–45, 2022. DOI: 10.54987/jobimb.v10iSP2.727. Disponível em: https://journal2.hibiscuspublisher.com/index.php/JOBIMB/article/view/727. Acesso em: 11 may. 2026.