Oliveira, Patricia Martinez, et al. “Antioxidative Properties of 14-Day Supplementation With Yacon Leaf Extract in a Hypercholesterolemic Rat Model”. Revista Brasileira De Biociências, vol. 15, nº 4, janeiro de 2018, https://seer.ufrgs.br/index.php/rbrasbioci/article/view/114607.