Walton, M. E., Behrens, T. E., Buckley, M. J., Rudebeck, P. H., & Rushworth, M. F. (2010). Separable Learning Systems in the Macaque Brain and the Role of Orbitofrontal Cortex in Contingent Learning. Cell Press.

Walton, Mark E., Timothy E.J Behrens, Mark J. Buckley, Peter H. Rudebeck, και Matthew F.S Rushworth. Separable Learning Systems in the Macaque Brain and the Role of Orbitofrontal Cortex in Contingent Learning. Cell Press, 2010.

Walton, Mark E., et al. Separable Learning Systems in the Macaque Brain and the Role of Orbitofrontal Cortex in Contingent Learning. Cell Press, 2010.