Teutsch, Gotthard M. “[Man and His Fellow-Creatures under Ethical Aspects Literary Report 2004 2005, No. 28] [Article in German]”. ALTEX - Alternatives to Animal Experimentation, vol. 22, no. 4, Nov. 2005, pp. 199-26, https://www.altex.org/index.php/altex/article/view/869.