MARTÍNEZ PACHECO, Darío, et al. “RESISTANCE OF CAUSING BACTERIA OF BOVINE MASTITIS IN REGARD TO COMMON ANTIMICROBIALS”. Conexión Agropecuaria JDC, vol. 3, no. 1, Sept. 2013, pp. 53-73, https://revista.jdc.edu.co/conexagro/article/view/330.