OLOWOYO, Joshua O.; LION, Gladness N. Urban farming as a possible source of trace metals in human diets. South African Journal of Science, [S. l.], v. 112, n. 1/2, p. 6, 2016. DOI: 10.17159/sajs.2016/20140444. Disponível em: https://sajs.co.za/article/view/4134. Acesso em: 5 may. 2024.