Pereira, Fabricio José, et al. “Antioxidant System Activity and Aerenchyma Formation in ’Saracura’ Maize Roots”. Pesquisa Agropecuaria Brasileira, vol. 45, no. 5, Jan. 2011, pp. 450-6, doi:10.1590/S1678-3921.pab2010.v45.8155.