WEISS, Heinz; NAGELSCHMITZ, Stephan. Vorentwicklung – Advanced Engineering. agricultural engineering.eu, [S. l.], v. 56, n. SH2, p. 428–432, 2001. DOI: 10.15150/lt.2001.2121. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2001-56-SH2-428-432. Acesso em: 26 apr. 2024.