Szymanowska-Powałowska, Daria. 2015. “The Effect of High Concentrations of Glycerol on the Growth, Metabolism and Adaptation Capacity of Clostridium Butyricum DSP1”. Electronic Journal of Biotechnology 18 (2). Valparaíso, Chile. https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/2015.01.006.