Berta, A. & Churchill, M. (2012). „Pinniped Taxonomy: evidence for species and subspecies”. Mammal Review42 (3), 207–234. o. DOI:10.1111/j.1365-2907.2011.00193.x.
William Pérez, Helena Katz, Martin Lima. Gross heart anatomy of Arctocephalus australis (Zimmerman, 1783)Anatomical Science International (OnlineEarly Articles). doi:10.1111/j.1447-073X.2007.00189.x