• [Wiki] http://en.wikipedia.org/wiki/Sphyrna_lewini.
• [fishbase] http://www.fishbase.org/summary/917.
• [CoelFern2011] Coelho, R., Fernandez-Carvalho, J., Amorim1, S., and Santos, M. N. (2011). Age and growth of the smooth hammerhead shark, Sphyrna zygaena, in the {Eastern Equatorial Atlantic Ocean}, using vertebral sections. Aquat. Living Resour.), 24:351--357.
• [KohlCase1996] Kohler, N. E., Casey, J. G., and Turner, P. A. (1996). Length-length and length-weight relationships for 13 shark species from the Western North Atlantic. Technical report, Northeast Region Northeast Fisheries Science Center Woods Hole, Massachusetts.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.