Dornelles, R.C. et al. 2018. Antiproliferative and genotoxic potential from extracts and fractions of <i>Richardia brasiliensis</i> Gomes (<i>Rubiaceae</i>) by the <i>Allium cepa</i> L. test system. Iheringia, Série Botânica. 72, 3 (gen. 2018), 424–431.