RAMAZANOVICH FEYZULLAYEV, Feyzullah; ANATOLYEVICH BABUSHKIN, Vadim; VLADIMIROVICH BAKAI, Anatoly; VIKTOROVNA LEPEKHINA, Tatiana. Milk Productivity of Black-Motley Cows with Easy and Troubled Calvings. International Journal of Engineering and Technology, [S. l.], v. 7, n. 4.38, p. 1115–1117, 2018. DOI: 10.14419/ijet.v7i4.38.27653. Disponível em: https://mail.sciencepubco.com/index.php/IJET/article/view/27653.. Acesso em: 16 aug. 2025.