KNECHTGES, Herman J. Trends bei Traktoren und Transportfahrzeugen. agricultural engineering.eu, [S. l.], v. 58, n. 6, p. 370–372, 2003. DOI: 10.15150/lt.2003.1534. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2003-58-6-370-372. Acesso em: 2 mai. 2024.