ZHAO, Yuanguo; WACKER, Peter; KUTZBACH, Heinz Dieter. Fallstufen -Einfluss der Luftströmung. agricultural engineering.eu, [S. l.], v. 54, n. 4, p. 204–205, 1999. DOI: 10.15150/lt.1999.2209. Disponível em: http://195.37.233.11/landtechnik/article/view/1999-54-4-204-205. Acesso em: 2 mai. 2024.