Franco, Miguel Henrique Rosa, et al. “Phytoremediation of Soils Contaminated With Picloram by Urochloa Brizantha”. Pesquisa Agropecuária Tropical [Agricultural Research in the Tropics], vol. 44, no. 4, Dec. 2014, pp. 460-7, https://revistas.ufg.br/pat/article/view/28377.