^ 3.03.13.2(英文)Salmon, J.T. The Native Trees of New Zealand. Auckland, New Zealand: Reed Books. 1993: 74–79.
^(英文) Yvette Cottam, Don V. Merton, and Wouter Hendriks. Nutrient composition of the diet of parent-raised kakapo nestlings. Notornis. 2006, 53 (1): 90–99.