• Author: Thapan, K. J. Arendt D. J. Skene
• Title: An action spectrum for melatonin suppression: evidence for a novel non-rod, non-cone photoreceptor system in humans
• Year: 2001
• Reference Type: Journal Article
• Journal/Book Title: J Physiol
• Volume: 535
• Issue: Pt 1
• Pages: 261-7
• Date of Publication: Thursday, 20 December 2001