LÜTKEMEIER, Harald. Leitbilder für unsere Dörfer. agricultural engineering.eu, [S. l.], v. 53, n. 6, p. 382–383, 1998. DOI: 10.15150/lt.1998.2367. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/1998-53-6-382-383. Acesso em: 2 mai. 2024.