Cordeiro, Camila Cassia, et al. “Alteration of Babassu Biodiesel Properties through Camphor and Biodiesel of Tung”. Semina: Ciências Exatas E Tecnológicas, vol. 41, no. 2, Dec. 2020, pp. 185-94, doi:10.5433/1679-0375.2020v41n2p185.