Synthesis, characterization and application of a bio-derived ZnO nano-powder from spinacia oleracea leaf extract for the removal of BOD and COD from tannery wastewater. Chemistry of the Total Environment, Brasilia, Brazil, v. 1, n. 1, p. 1–8, 2021. DOI: 10.52493/j.cote.2021.1.08. Disponível em: https://glintplus.com/j/cote/article/view/8. Acesso em: 13 oct. 2026.