Khmelnychyi, L. M., & Ovcharenko, O. O. (2023). VARIABILITY OF LONGEVITY TRAITS OF UKRAINIAN RED-AND-WHITE DAIRY COWS DEPENDING ON THE INFLUENCE OF HEREDITY OF GENEALOGICAL FORMATIONS. Bulletin of Sumy National Agrarian University. The Series: Livestock, (3), 78-84. https://doi.org/10.32782/bsnau.lvst.2023.3.11