SCHOLZ, Volkhard; HAHN, Jürgen. Energiebilanzen im Vergleich. agricultural engineering.eu, [S. l.], v. 53, n. 2, p. 94–95, 1998. DOI: 10.15150/lt.1998.2438. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/1998-53-2-094-095. Acesso em: 1 mai. 2024.