• [Wiki] https://en.wikipedia.org/wiki/Raja_asterias.
• [fishbase] https://www.fishbase.de/summary/Raja-asterias.html.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [SereBaro2005] Serena, F., Barone, M., Mancusi, C., and Abella, A. J. (2005). Reproductive biology, growth and feeding habts of Raja asterias Delaroche, 1809, from the north Tyrrhenian and south Ligurian Sea (Italy), with some notes on trends in landings. Technical report, International Council for the Exploration of the Sea.