Pelehatyi, M. S., and Kochuk-IashchenkoO. А. “DAIRY PRODUCTIVITY AND EXTERIOR TYPE OF FIRST-CALVE COWS OF UKRAINIAN BLACK-AND-WHITE DAIRY BREED DEPENDING ON UDDER-MASO-METRIC INDEX”. Animal Breeding and Genetics, Vol. 57, Apr. 2019, pp. 102-10, doi:10.31073/abg.57.13.