A. S. de Oliveira, D. A. Rinaldi, C. Tamanini, C. E. Voll, and M. C. O. Hauly, “Factors that Interfere in Dextran Production By Sugarcane Contaminating Microorganisms”, Semin., Exact Tech. Scienc., vol. 23, no. 1, pp. 93–98, Jul. 2004.