GALLMANN, Eva; HARTUNG, Eberhard; JUNGBLUTH, Thomas. Umweltgerechte Mastschweinehaltung II. agricultural engineering.eu, [S. l.], v. 57, n. 2, p. 90–91, 2002. DOI: 10.15150/lt.2002.1588. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2002-57-2-090-091. Acesso em: 18 apr. 2024.