HERRMANN, Hans-Joachim. Trends in der Milchviehhaltung. agricultural engineering.eu, [S. l.], v. 55, n. 6, p. 404–405, 2000. DOI: 10.15150/lt.2000.1978. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2000-55-6-404-405. Acesso em: 28 apr. 2024.