Bezerra , J., G. Rocha, y D. Oliveira. Oil Use Edible Post Consumption in Manaus (Am): Alternative for Biodiesel Production and Reduction of Environmental Impacts. ITEGAM-JETIA, Vol. 2, n.ยบ 7, Sept. 2016, http://br940.teste.website/~itegamjetia/journal/index.php/jetia/article/view/159.