Khmelnychyi, L. M., & Khmelnychyi, S. L. (2021). POPULATION AND GENETIC PARAMETERS OF LINEAR CONFORMATION TRAITS COWS FIRSTBORN UKRAINIAN BLACK-AND-WHITE DAIRY BREED. Bulletin of Sumy National Agrarian University. The Series: Livestock, (3 (46), 7-12. https://doi.org/10.32845/bsnau.lvst.2021.3.2