SABIR MOHAMMAD ALI, H.; حسین. Study of the effect of soil pollution with different concentrations of cadmium and lead upon enzymes in the leaf tissues of sunflower and peas. Journal of Education and Science (JES), [S. l.], v. 26, n. 1, p. 18–27, 2013. DOI: 10.33899/edusj.2013.89218. Disponível em: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17235. Acesso em: 4 aug. 2025.