KIRÁLY, Albert; WITTMANN, Mihály. Ensuring animal welfare in swine breeding. Animal welfare, Ethology and Housing Systems (AWETH), [S. l.], v. 1, n. 3, p. 198–207, 2005. Disponível em: https://journal.uni-mate.hu/index.php/aweth/article/view/6960. Acesso em: 5 dec. 2025.