Me pēnei te tohu i te whārangi:
Keith Lewis, Scott D. Nodder and Lionel Carter, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/sea-floor-geology/media (accessed 16 May 2024)
He kōrero nā Keith Lewis, Scott D. Nodder and Lionel Carter, i tāngia i te 12 Jun 2006