[1]
D. Begmeier, P. H. D. Berres, D. Filippi, D. Bilibio, V. R. Bettiol, e W. L. Priamo, “<b>Extraction of total polyphenols from hibiscus (<i>Hibiscus sabdariffa</i> L.) and waxweed / `sete-sangrias´ (<i>Cuphea carthagenensis</i>) and evaluation of their antioxidant potential”, Acta Sci. Technol., vol. 36, nº 3, p. 545–551, fev. 2014.