Khmelnychyi, L. M., and O. O. Ovcharenko. 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, no. 3 (October), 78-84. https://doi.org/10.32782/bsnau.lvst.2023.3.11.