Vasiľ, Milan, Juraj Elečko, Zuzana Farkašová, and František Zigo. 2018. “Development of Resistance to Antibiotics in Bacteria Staphylococcus Spp. Isolated from Milk Samples in the Sheep Breedings on East of Slovakia”. Potravinarstvo Slovak Journal of Food Sciences 12 (1):273-78. https://doi.org/10.5219/904.