Borsato, D., Guedes, C. L. B., Moreira, I., Pinto, J. P., Dias, G. H. and Spacino, K. R. (2010) “Conditions optimization for obtaining biodiesel from soybean oil using the mixture experimental design”., Semina: Ciências Exatas e Tecnológicas, 31(1), pp. 3–13. doi: 10.5433/1679-0375.2010v31n1p3.