Me pēnei te tohu i te whārangi:
Redmer Yska, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/dutch/media (accessed 4 May 2024)
He kōrero nā Redmer Yska, i tāngia i te 8 Feb 2005, updated 1 May 2016