LÜTKEMEIER, Harald. Zukunftsfähige ländliche Gemeinden. agricultural engineering.eu, [S. l.], v. 56, n. 1, p. 48–49, 2001. DOI: 10.15150/lt.2001.1707. Disponível em: http://195.37.233.11/landtechnik/article/view/2001-56-1-048-049. Acesso em: 4 mai. 2024.