Nissan, Ephraim, and Jeb McLeish. “Marine Equivalents of Land-Animals: Tracing the Idea from Antiquity to the Modern Period”. International Journal of Ancient Astrology and Magic Research, no. 16 (December 1, 2016): 53–136. Accessed August 24, 2024. https://revistas.uma.es/index.php/mhnh/article/view/15631.