Verbuch, I. V., and O. V. Medvid. “GROWTH AND DEVELOPMENT REGULARITIES AND EXTERNAL CONSTITUTIONAL FEATURES OF REPAIR YOUNG CATTLE BROUGHT THROUGH THE CROSSBREEDING OF UKRAINIAN BLACK-AND-WHITE DAIRY AND SWISS BREEDS”. Animal Breeding and Genetics, Vol. 60, Nov. 2020, pp. 12-22, doi:10.31073/abg.60.02.