J. Neurosci., Vol. 28, No. 17. (23 April 2008), pp. 4528-4532.
Nature, Vol. 413, No. 6851. (6 September 2001), pp. 67-70.
Science, Vol. 306, No. 5703. (10 December 2004), pp. 1940-1943.
J. Neurosci., Vol. 27, No. 26. (27 June 2007), pp. 6923-6930.
Cereb Cortex (13 January 2007)
Neuron, Vol. 43, No. 1. (8 July 2004), pp. 133-143.
Nature Neuroscience, Vol. 9, No. 8. (23 July 2006), pp. 1057-1063.
Proc Natl Acad Sci U S A, Vol. 101, No. 33. (17 August 2004), pp. 12336-12341.
Neural Comp., Vol. 18, No. 7. (1 July 2006), pp. 1637-1677.
J Exp Anal Behav, Vol. 84, No. 3. (November 2005), pp. 581-617.
J Exp Anal Behav, Vol. 84, No. 3. (November 2005), pp. 555-579.
Artificial Intelligence, No. 112. (1999), pp. 181-211.
Science, Vol. 310, No. 5752. (25 November 2005), pp. 1337-1340.
Science, Vol. 306, No. 5703. (10 December 2004), pp. 1944-1947.
J Neurosci, Vol. 25, No. 26. (29 June 2005), pp. 6235-6242.
Neuron, Vol. 47, No. 1. (7 July 2005), pp. 129-141.
Neurocomputing, Vol. 32-33 (June 2000), pp. 679-684.
Science, Vol. 275, No. 5306. (14 March 1997), pp. 1593-1599.
Neural Comput, Vol. 14, No. 11. (November 2002), pp. 2567-2583.
Neural Comput, Vol. 17, No. 2. (February 2005), pp. 245-319.
(01 March 1998)