HÖRNIG, Günter; BRUNSCH, Reiner; BIEGEL, Anita; NOACK, Michael. Braunkohle mindert Gülleemissionen. agricultural engineering.eu, [S. l.], v. 57, n. 2, p. 94–95, 2002. DOI: 10.15150/lt.2002.1590. Disponível em: http://195.37.233.11/landtechnik/article/view/2002-57-2-094-095. Acesso em: 2 mai. 2024.