Polupan, Yu. P., Yu. F. Melnik, BiriukovaО. D., and M. M. Peredriy. “DURABILITY AND EFFICIENCY OF LIFETIME USE OF RED-AND-WHITE DAIRY CATTLE”. Animal Breeding and Genetics 590 (May 4, 2020): 78-91. Accessed January 26, 2022. https://abg-journal.com/index.php/journal/article/view/270.