V. G. SEMENOV; D. A. BAIMUKANOV; A. S. ALENTAYEV; R. M. MUDARISOV; S. G. KONDRUCHINA; A. K. KARYNBAYEV. PRODUCTIVE LONGEVITY AND REPRODUCTIVE QUALITY OF HOLSTEIN COWS OF FOREIGN BREEDING. Scientific Journal of Pedagogy and Economics, [S. l.], n. 2, p. 18–23, 2021. Disponível em: http://89.250.84.46/bulletin-science/article/view/142. Acesso em: 18 дек. 2025.