You may read more about the science behind this method in the peer-reviewed article by Claudie Gordon-Pomares published in the Journal of Developmental and Behavioural Paediatrics in August 2002.
Badia, P., et al. 1990. Responsiveness to olfactory stimuli presented in sleep. Physiology and Behavior 48: 87-90.
Bear, M.F., Connors, B.W., and Paradiso, M.A. 1996. Neuroscience: Exploring the Brain. Willimas and Wilkins, Baltimore, MD.
Davis S.F. & Ludvigson W.H. Memory for Odors. pp. 133-158 Mahwah, NJ: Lawrence Erlbaum Associates, Inc.
Eichenbaum H. 1996. The mind-brain continuum: Sensory Processes. pp.173-201. Cambridge: MIT Press.
Furlow, F. Bryant. 1996. The smell of love: how women rate the sexiness and pleasantness of a man’s body odor hinges on how much of their genetic profile isshared. Psychology Today 29: n2 p38.
Garber, P.A.; Hannon, B. 1993 Modeling monkeys: A comparison of computer-generated and naturally occurring foraging patterns in two species of neotropical primates. International Journal of Primatology 14: n6 827-852.
Goldman, Bruce. 1994. The essence of attraction; pheromones. Health: 8 n2 p40.
Gordon, C.B. 1982. Practical Approach to the Loss of Smell. Am. Fam. Physician 26(3): 191-193.
Hammers, M. 1995. Soothe yourself with good scents: essential oils can help heal body and soul. Vegetarian Times n210: 90(5).
Herz R.S. & Engen T.1996. Odor memory: review and analysis. Psychonomic Bulletin and Review 3: n3 300-313.
Lawton, A. Honors Presentation at Macalester College titled: Aromatherapy: A Pain Reliever? 4/20/1998.
Lawton, Graham. 1997. Change of mood about pheromones. Chemistry and Industry n16 p635.
Klemm, W. R. et al. 1992. Topographical EEG maps of human response to odors. Chemical Senses 17: 347-361.