HEITKÄMPER, Katja; SCHICK, Matthias; FRITZSCHE, Stephan. Arbeitszeitbedarf in der Mastschweinehaltung. agricultural engineering.eu, [S. l.], v. 66, n. 2, p. 113–115, 2011. DOI: 10.15150/lt.2011.362. Disponível em: http://195.37.233.11/landtechnik/article/view/2011-66-2-113-115. Acesso em: 7 mai. 2024.