KNECHTGES, Herman J. Trends bei Traktoren und Transportfahrzeugen. agricultural engineering.eu, [S. l.], v. 60, n. 6, p. 324–326, 2005. DOI: 10.15150/lt.2005.1254. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2005-60-6-324-326. Acesso em: 27 apr. 2024.