Graziano. 2001. “A System of Multimodal Areas in the Primate Brain”. Neuron 29 (1): 4-6. Referenced from www.sciencedirect.com: A system of multimodal areas in the primate brain.

Colombo, and Graziano. 1994. “Effects of Auditory and Visual Interference on Auditory-Visual Delayed Matching to Sample in Monkeys (Macaca Fascicularis)”. Behavioral Neuroscience 108 (3): 636-39. Referenced from psycnet.apa.org: Effects of auditory and visual interference on auditory-visual delayed matching to sample in monkeys (Macaca fascicularis).