HERRMANN, Klaus. Meilensteine der Landtechnik. agricultural engineering.eu, [S. l.], v. 55, n. 2, p. 186–187, 2000. DOI: 10.15150/lt.2000.1880. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2000-55-2-186-187. Acesso em: 29 apr. 2024.