Q.MUSURMONOV; R.PARDAYEV; M.ISMATOVA; S.XAMANOVA. Productivity of Cows in the Experimental Group with Black-and-White and Its Crossbreeds with Holstein Bulls . Excellencia: International Multi-disciplinary Journal of Education (2994-9521), [S. l.], v. 1, n. 5, p. 532–535, 2023. Disponível em: https://multijournals.org/index.php/excellencia-imje/article/view/151. Acesso em: 9 nov. 2025.