• [Wiki] http://en.wikipedia.org/wiki/Ardenna_grisea.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Puffinus_griseus.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [PrinPres1991] Prinzinger, R., A.Preßmar, and Schleucher, E. (1991). Body temperature in birds. Comp. Biochem. Physiol., 99A(4):499--506. doi:10.1016/0300-9629(91)90122-S.
• [Rich1963] Richdale, L. E. (1963). Biology of the sooty shearwater Puffinus griseus. Proceedings of the Zoological Society of London, 141:1--117. doi:10.1111/j.1469-7998.1963.tb01603.x.