BARRAGAN MORENO, Olga Lucia. A Study of Various Methodologies to Determine the Bio-Availability of Cadmium and Arsenic in Soil and Their Relative Concentration in Plants. NOVA Biomedical Sciences Journal, Colombia,CO, v. 6, n. 9, p. 35–39, 2008. DOI: 10.22490/24629448.394. Disponível em: https://hemeroteca.unad.edu.co/index.php/nova/article/view/394. Acesso em: 5 dec. 2025.