GROTHAUS, Hans-Peter; FRIEDLEIN, Frank-Ulrich; DIRKS, Matthias. Instandhaltung ist planbar. agricultural engineering.eu, [S. l.], v. 64, n. 3, p. 184–186, 2009. DOI: 10.15150/lt.2009.662. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2009-64-3-184-186. Acesso em: 27 apr. 2024.