GRÄSSER, Erich. [Albert Schweitzers Ethik - ein ungenutztes Erbe] [Article in German]. ALTEX - Alternatives to animal experimentation, [S. l.], v. 25, n. 4, p. 346–350, 2008. Disponível em: https://altex.org/index.php/altex/article/view/660. Acesso em: 6 may. 2024.