KOCH, Fred. Dichtheitskontrollen mit Augenmaß. agricultural engineering.eu, [S. l.], v. 61, n. 2, p. 102–103, 2006. DOI: 10.15150/lt.2006.1070. Disponível em: http://195.37.233.21/landtechnik/article/view/2006-61-2-102-103. Acesso em: 16 nov. 2024.