Zigo, F., J. Elečko, Z. Farkašová, M. Zigová, M. Vasiľ, S. Ondrašovičová, and K. Lenka. “PREVENTIVE METHODS IN REDUCTION OF MASTITIS PATHOGENS IN DAIRY COWS”. Journal of Microbiology, Biotechnology and Food Sciences, vol. 9, no. 1, Aug. 2019, pp. 121-6, doi:10.15414/jmbfs.2019.9.1.121-126.