Oliveira, Luísa Helena dos Santos, and Evandro Pereira Luiz. “ Evaluation of the Use of Sunflower (Helianthus Annuus) in Phytoremediation of PB, CU and ZN in Soil”. Revista Hipótese 4, no. 2 (January 1, 2018): 77–104. Accessed July 9, 2026. https://revistahipotese.editoraiberoamericana.com/revista/article/view/327.