1. Painting with Light
2. Alvarez J. M. G. and Lora A. M. 2016. MeryProject.com. http://www.meryproject.com. Alvarez J. M. G. and Lora A. M. 2016. MeryProject.com. http://www.meryproject.com.
3. Birn J. 2013. Digital lighting and rendering. Pearson Education. Birn J. 2013. Digital lighting and rendering. Pearson Education.
4. Calahan S. 2000. Storytelling through lighting: a computer graphics perspective. Advanced RenderMan: Creating CGI for motion pictures. Morgan Kaufmann ch. 13 337--382. Calahan S. 2000. Storytelling through lighting: a computer graphics perspective . Advanced RenderMan: Creating CGI for motion pictures. Morgan Kaufmann ch. 13 337--382.
5. Expression of Emotions in Virtual Humans Using Lights, Shadows, Composition and Filters