GUTH, Nicolas; BOCKISCH, Franz-Josef; UMINSKI, Kerstin. Gruppenhaltung weiblicher Jungrinder. agricultural engineering.eu, [S. l.], v. 52, n. 6, p. 324–325, 1997. DOI: 10.15150/lt.1997.2478. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/1997-52-6-324-325. Acesso em: 25 apr. 2024.