WALZ, Norbert. [The metaphysical dimension of animal ethics] [Article in German]. ALTEX - Alternatives to animal experimentation, [S. l.], v. 25, n. 4, p. 321–325, 2008. DOI: 10.14573/altex.2008.4.321. Disponível em: https://www.altex.org/index.php/altex/article/view/654. Acesso em: 4 may. 2024.