Oliveira, Antonio Sérgio de, et al. “Factors That Interfere in Dextran Production By Sugarcane Contaminating Microorganisms”. Semina: Ciências Exatas E Tecnológicas, vol. 23, no. 1, July 2004, pp. 93-98, doi:10.5433/1679-0375.2002v23n1p93.