WITZEL, Ernst. Investitionsbedarf für Jung- und Mastrinderställe. agricultural engineering.eu, [S. l.], v. 67, n. 5, p. 370–373, 2012. DOI: 10.15150/lt.2012.339. Disponível em: http://195.37.233.21/landtechnik/article/view/2012-67-5-370-373. Acesso em: 16 nov. 2024.