• [Wiki] http://en.wikipedia.org/wiki/Zearaja_nasuta.
• [fishbase] http://www.fishbase.org/summary/Zearaja-nasuta.html.
• [FranCaoi2001] Francis, M. P., Maolagáin, C. O., and Stevens, D. (2001). Age, growth, and sexual maturity of two New Zealand endemic skates, Dipturus nasutus and D. innominatus. New Zealand Journal of Marine and Freshwater Research, 35(4):831--842. doi:10.1080/00288330.2001.9517045.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.