• [Wiki] http://en.wikipedia.org/wiki/Graptemys_caglei.
• [EoL] https://eol.org/pages/456484.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [Lind1999] Lindeman, P. V. (1999). Growth curves for Graptemys, with a comparison to other emydid turtles. Am. Midl. Nat., 142:141--151.