WILD, Karl; SCHURIG, Manfred; RÖDEL, Gerhard. Bodenbeprobung. agricultural engineering.eu, [S. l.], v. 52, n. 3, p. 122–123, 1997. DOI: 10.15150/lt.1997.2536. Disponível em: http://195.37.233.11/landtechnik/article/view/1997-52-3-122-123. Acesso em: 29 apr. 2024.