Laurencio, M., A. Rond?n, G. Mili?n, M. P?rez, F. Arteaga, and R. Bocourt. “Isolation of Cecal Probiotic Bacteria and Characterization in the M2 Competitive Exclusion Medium”. Cuban Journal of Agricultural Science, vol. 46, no. 4, Dec. 2012, https://cjascience.com/index.php/CJAS/article/view/155.