1. Barnett, K.J. (2008). Colour knowledge: the role of the right hemisphere in colour processing and object colour knowledge. Laterality, 13(5), 456-467.
https://doi.org/10.1080/13576500802146387
.
2. BBC (2011). Your senses and nervous system. http://www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/ourselves/3_keeping_in_touch4.shtml. Accessed 17 July 2011.
3. Boulton, M. (2009). A Practical Guide to Designing for the Web. United Kingdom: Mark Boulton Design Ltd, Qualitech Group.
4. Caschera, D. (2015). The Impact of Colour Perception on Cognitive Task Performance. The Huron University College Journal of Learning and Motivation, 53(1), Article 2. http://ir.lib.uwo.ca/hucjlm/vol53/iss1/2.
5. Devx.com (2000a). What Is Color?
http://www.devx.com/projectcool/Article/19954/0/page/6
. Accessed 24 January 2018.