Sheveleva, O. M.; Chasovshchikova, M. A.; Bakharev, A. A.; Amerkhanov, K. A.; Koshchaev, A. G.; Eremenko, O. N.; Klimenko, A. I. Influence of Paratypical Factors on the Productive Longevity and Lifelong Productivity of Holstein Cows of the Dutch Selection of Different Generations. AmazInv 2020, 9, 176-181.