Kettenmann, Helmut, et al. “[Alternatives to Animal Experimentation in University Education Principles of Neurophysiology Exemplified by the Computer] [Article in German]”. ALTEX - Alternatives to Animal Experimentation, vol. 7, no. 2, Dec. 1990, pp. 30-38, https://altex.org/index.php/altex/article/view/1860.