Sanhueza, E., E. Paredes-Osses, C. L. González, and A. García. “Effect of PH in the Survival of Lactobacillus Salivarius Strain UCO_979C Wild Type and the PH Acid Acclimated Variant”. Electronic Journal of Biotechnology, vol. 18, no. 5, Oct. 2015, https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/2015.06.005.