Scheer FAJL, Buijs RM.Light affects morning salivary cortisol in humans. Journal of Clinical Endocrinology and Metabolism1999; 84: 3395-3398.
2.
Leproult R, Colecchia EF, L’Hermite-Balériaux M, van Cauter E.Transition from dim to bright light in the morning induces immediate elevation of cortisol levels. Journal of Clinical Endocrinology and Metabolism2001; 86: 151-157.
3.
Provencio I, Rodriguez IR, Jiang G, Hayes WP, Moreira EF, Rollag M. D.Novel human opsin in the inner retina. Journal of Neural Science2000; 20: 600-605.
4.
Chiquet C, Hut RA, Claustrat B, Knoblauch K, Rieux C, Denis, P, Cooper HM.An action spectrum for light induced melatonin suppression in humans. Eigth meeting of the society for research in biological rhythms, Jacksonville, 2002; p. 97-97
5.
Hut, R.Light stimulation of the circadian system: temporal variation effects. Abstract 062, Society for research and biological rhythms; 2002.
6.
Brainard G. C., Glickman, G.The biological potency of light in humans: significance to health and behaviour. Proceedings of 25th Session of the CIE, San Diego, 2003; pp. I-22-I-33.