1. V. Loftness et al., Linking Energy to Health and Productivity in the Built Environment. (2003) [Online]. Available in: .
2. P. R Mills, S. C. Tomkins & L. J. M. Schlangen, The Effect of High Correlated Colour Temperature Office Lighting on Employee Wellbeing and Work Performance. (2007) [Online]. Available in: .
3. E. Chamorro et al., Photoprotective Effects of Blue Light Absorbing Filter against LED Light Exposure on Human Retinal Pigment Epithelial Cells In Vitro. (2013) [Online]. Available in: .
4. M. Peng et al., ENG, M., The Influence of Low-powered Family LED Lighting on Eyes in Mice Experimental Model. (2012) [Online]. Available in: .
5. NobelPrize.org – Blue LEDs: Filling the World with New Light. (2014) [Online]. Available in: .