• [Wiki] https://en.wikipedia.org/wiki/Etheostoma_olmstedi.
• [fishbase] https://www.fishbase.se/summary/Etheostoma-olmstedi.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [Tsai1972] Tsai, C.-F. (1972). Life history of the eastern Johnny darter, Etheostoma olmstedi Storer, in cold tailwater and sewage-polluted water. Transactions of the American Fisheries Society, 101(1):80--88. doi:10.1577/1548-8659(1972)101<80:LHOTEJ>2.0.CO;2.