• [Wiki] http://en.wikipedia.org/wiki/Ziphius_cavirostris.
• [ADW] http://animaldiversity.org/accounts/Ziphius_cavirostris/.
• [EoL] https://eol.org/pages/46559383/data.
• [Carw1995] Carwardine, M. (1995). Whales, dolphins and porpoises. Dorling Kindersley.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.