Gilbert, A.N., Martin, R., & Kemp, S.E. 1996. Cross-modal correspondence between vision and olfaction: The color of smells. American Journal of Psychology 109:335-351.
Gilbert, A.N. 1997. The evolving links between scent and color. Perfumer & Flavorist 22:53-54.
Belkin, K., Martin, R., Kemp, S.E., & Gilbert, A.N. 1997. Auditory pitch as a perceptual analogue to odor quality. Psychological Science 8:340-342.
Kemp, S.E. & Gilbert, A.N. 1997. Odor intensity and color lightness are correlated sensory dimensions. American Journal of Psychology 110:35-46.
Gilbert, A.N., Crouch, M., and Kemp, S., 1998. Olfactory and Visual Mental Imagery. Journal of Mental Imagery 22:137-146.