LÜTKEMEIER, Harald. Regionalentwicklung mit der Landwirtschaft. agricultural engineering.eu, [S. l.], v. 57, n. 4, p. 224–225, 2002. DOI: 10.15150/lt.2002.1644. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2002-57-4-224-225. Acesso em: 1 mai. 2024.