• [Wiki] https://en.wikipedia.org/wiki/Etheostoma_bellum.
• [fishbase] https://www.fishbase.se/summary/Etheostoma-bellum.html.
• [Fisc1990] Fisher, W. L. (1990). Life history and ecology of the orangefin darter Etheostoma bellum (Pisces: Percidae). The American Midland Naturalist, 123:268--281.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.