PARAMETRIC STATISTICAL SIGNIFICANCE OF LEAD (II) IONS ADSORPTION BY RICE HUSK IN AQUEOUS SOLUTIONS. Journal of Engineering Studies and Research, [S. l.], v. 30, n. 3, p. 36–48, 2025. DOI: 10.29081/jesr.v30i3.004. Disponível em: https://jesr.ub.ro/journal/article/view/464. Acesso em: 13 sep. 2025.