Paliy , Andriy. 2020. “The Ascertainment of Bacterial Contemination of Cow Colostrum With the Development of a Feeding Device”. Bulletin of Sumy National Agrarian University. The Series: Livestock, no. 1 (40) (February), 72-81. https://doi.org/10.32845/bsnau.lvst.2020.1.11.