[1] e.g., G. Elliott Wimmer and Daphna Shohamy, "Preference by Association:How Memory Mechanisms in the Hippocampus Bias Decisions", SCIENCE 12 OCTOBER 2012, VOL 338, p. 270
[2] http://www.psych.ucalgary.ca/pace/va-lab/colourperceptionweb/default.htm (webpage no longer valid)Resources (links accessed 1 January 2013)
[3] Solomon, R. L., & Corbit, J. D. (1974). An opponent-process theory of motivation: I. Temporal dynamics of affect. Psychological Review, 81, 119-145 - skydiver study