Champagne, C. P., N. J. Gardner, and C. Lacroix. “Fermentation Technologies for the Production of Exopolysaccharide-Synthesizing Lactobacillus Rhamnosus Concentrated Cultures”. Electronic Journal of Biotechnology, vol. 10, no. 2, Apr. 2007, pp. 0-0, https://preprints.pucv.cl/index.php/ejbiotechnology/article/view/v10n2-10.