Francis, M.P. & Mulligan, K.P. (1998)
Age and growth of New Zealand school shark, Galeorhinus galeus. New Zealand Journal of Marine and Freshwater Research, 32, 427–440
Mulligan, K.P. & Gauldie, R.W. & Thomson, R. (1989)
Otoconia from four New Zealand Chimaeriformes. Fishery Bulletin, 87(4), 923–934