↑Andersson, M., & Krebs, J. (1978). On the evolution of hoarding behaviour. Animal Behaviour, 26, 707-711,依篇文用數學模型分析動物嘅貯食行為嘅進化適應性。
↑Soley, F. G.; Alvarado-Díaz, I. (2011). "Prospective thinking in a mustelid? Eira barbara (Carnivora) cache unripe fruits to consume them once ripened". Naturwissenschaften. 98 (8): 693-698.