LÖBBERT, Markus. Landschaftspflege. agricultural engineering.eu, [S. l.], v. 56, n. SH1, p. 234–236, 2001. DOI: 10.15150/lt.2001.2149. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2001-56-SH1-234-236. Acesso em: 27 apr. 2024.