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: http://195.37.233.11/landtechnik/article/view/2009-64-3-184-186. Acesso em: 6 mai. 2024.