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: https://www.agricultural-engineering.eu/landtechnik/article/view/2001-56-1-048-049. Acesso em: 28 märz. 2024.