ENGLERT, Gerhard; SCHÖN, Hans. Systemtechnik in der landwirtschaftlichen Verfahrenstechnik. agricultural engineering.eu, [S. l.], v. 53, n. 3, p. 158–159, 1998. DOI: 10.15150/lt.1998.2425. Disponível em: http://195.37.233.11/landtechnik/article/view/1998-53-3-158-159. Acesso em: 8 mai. 2024.